diff --git a/src/main/kotlin/org/neoflock/neocomputers/NeoComputers.kt b/src/main/kotlin/org/neoflock/neocomputers/NeoComputers.kt
index c5132b5..42b160f 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/NeoComputers.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/NeoComputers.kt
@@ -3,9 +3,11 @@ package org.neoflock.neocomputers
 import com.mojang.blaze3d.vertex.DefaultVertexFormat
 import com.mojang.blaze3d.vertex.VertexFormat
 import dev.architectury.event.events.client.ClientLifecycleEvent
+import dev.architectury.event.events.common.LifecycleEvent
 import dev.architectury.event.events.common.PlayerEvent
 import dev.architectury.event.events.common.TickEvent
 import dev.architectury.networking.NetworkManager
+import dev.architectury.platform.Platform
 import net.minecraft.resources.ResourceLocation
 import org.neoflock.neocomputers.block.Blocks
 import org.neoflock.neocomputers.entity.BlockEntities
@@ -84,6 +86,22 @@ object NeoComputers {
             NodeSynchronizer.syncScreens()
         }
 
+        TickEvent.PLAYER_POST.register {
+            Sounds.tickCustomSounds()
+        }
+
+        LifecycleEvent.SERVER_STARTING.register {
+            Networking.allNodes.remove()
+            Networking.wirelessNodes.remove()
+            Networking.channels.remove()
+        }
+
+        ClientLifecycleEvent.CLIENT_STARTED.register {
+            Networking.allNodes.remove()
+            Networking.wirelessNodes.remove()
+            Networking.channels.remove()
+        }
+
         PlayerEvent.CLOSE_MENU.register {
             player, menu ->
             if(player is ServerPlayer) NodeSynchronizer.playerScreenClosed(player)
@@ -94,13 +112,18 @@ object NeoComputers {
             NodeSynchronizer.playerScreenClosed(player)
         }
 
-        NetworkManager.registerReceiver(NetworkManager.c2s(),NodeSynchronizer.ScreenDataPayload.TYPE, NodeSynchronizer.ScreenDataPayload.CODEC, {
-                packet, ctx ->
-            val player = ctx.player
-            if(player is ServerPlayer) {
-                NodeSynchronizer.screenMap[player]?.processScreenInteraction(player, packet.buffer)
-            }
-        })
+        // networking has no way to define a C2S packet type, so we need the listener on both
+        // however, defining it separately on both breaks both ends
+        // so we define it once, but on both platforms
+        if(Platform.getEnvironment() == Env.CLIENT || Platform.getEnvironment() == Env.SERVER) {
+            NetworkManager.registerReceiver(NetworkManager.c2s(),NodeSynchronizer.ScreenDataPayload.TYPE, NodeSynchronizer.ScreenDataPayload.CODEC, {
+                    packet, ctx ->
+                val player = ctx.player
+                if(player is ServerPlayer) {
+                    NodeSynchronizer.screenMap[player]?.processScreenInteraction(player, packet.buffer)
+                }
+            })
+        }
 
         // we have to do this because the datagen task runs in the physical server
         EnvExecutor.runInEnv(Env.CLIENT) {{
@@ -120,11 +143,18 @@ object NeoComputers {
                     scr.processScreenStatePacket(packet.buffer)
                 }
             })
+
+            NetworkManager.registerReceiver(NetworkManager.s2c(),NodeSynchronizer.BeepDataPayload.TYPE, NodeSynchronizer.BeepDataPayload.CODEC, {
+                    packet, ctx ->
+                // TODO: implement volume
+                Sounds.beep(packet.pos.center, packet.pattern, packet.freq, packet.duration.toMillis().toInt())
+            })
         }}
         EnvExecutor.runInEnv(Env.SERVER) {{
             // https://github.com/architectury/architectury-api/issues/518
             NetworkManager.registerS2CPayloadType(NodeSynchronizer.StatePayload.TYPE, NodeSynchronizer.StatePayload.CODEC)
             NetworkManager.registerS2CPayloadType(NodeSynchronizer.ScreenPayload.TYPE, NodeSynchronizer.ScreenPayload.CODEC)
+            NetworkManager.registerS2CPayloadType(NodeSynchronizer.BeepDataPayload.TYPE, NodeSynchronizer.BeepDataPayload.CODEC)
         }}
 
         LOGGER.info("Registered!")
diff --git a/src/main/kotlin/org/neoflock/neocomputers/block/CaseBlock.kt b/src/main/kotlin/org/neoflock/neocomputers/block/CaseBlock.kt
index ff04f79..1b64059 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/block/CaseBlock.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/block/CaseBlock.kt
@@ -37,7 +37,7 @@ class CaseBlock() : NodeBlock(Properties.of().sound(SoundType.METAL).lightLevel(
         }
     }
 
-    override fun newBlockEntity(blockPos: BlockPos, blockState: BlockState) = CaseBlockEntity(blockPos, blockState)
+    override fun newBlockEntity(blockPos: BlockPos, blockState: BlockState) = CaseBlockEntity(blockPos, blockState).initNetworking()
 
     override fun createBlockStateDefinition(builder: StateDefinition.Builder<Block?, BlockState?>) {
         builder.add(COMPUTER_RUNNING)
diff --git a/src/main/kotlin/org/neoflock/neocomputers/block/NodeBlock.kt b/src/main/kotlin/org/neoflock/neocomputers/block/NodeBlock.kt
index 5309df1..d27eddb 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/block/NodeBlock.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/block/NodeBlock.kt
@@ -24,6 +24,8 @@ import net.minecraft.world.level.block.entity.BlockEntityType
 import net.minecraft.world.level.block.state.BlockState
 import org.neoflock.neocomputers.NeoComputers
 import org.neoflock.neocomputers.network.Networking
+import org.neoflock.neocomputers.network.PowerRole
+import java.time.Duration
 
 object NodeSynchronizer {
     class StatePayload(var blockPos: BlockPos, var buffer: FriendlyByteBuf): CustomPacketPayload {
@@ -70,8 +72,8 @@ object NodeSynchronizer {
 
     class ScreenDataPayload(var entityTypeWireID: String, var buffer: FriendlyByteBuf): CustomPacketPayload {
         companion object {
-            val SCREEN_SYNC_ID = ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, "screen_data")
-            val TYPE = CustomPacketPayload.Type<ScreenDataPayload>(SCREEN_SYNC_ID)
+            val SCREEN_DATA_ID = ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, "screen_data")
+            val TYPE = CustomPacketPayload.Type<ScreenDataPayload>(SCREEN_DATA_ID)
             val CODEC = object : StreamCodec<RegistryFriendlyByteBuf, ScreenDataPayload> {
                 override fun decode(buf: RegistryFriendlyByteBuf): ScreenDataPayload {
                     val id = buf.readByteArray().decodeToString()
@@ -89,6 +91,33 @@ object NodeSynchronizer {
         override fun type() = TYPE
     }
 
+    class BeepDataPayload(val pos: BlockPos, val pattern: String, val freq: Int, val duration: Duration, val volume: Double): CustomPacketPayload {
+        companion object {
+            val BEEP_DATA_ID = ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, "beep_data")
+            val TYPE = CustomPacketPayload.Type<BeepDataPayload>(BEEP_DATA_ID)
+            val CODEC = object : StreamCodec<RegistryFriendlyByteBuf, BeepDataPayload> {
+                override fun decode(buf: RegistryFriendlyByteBuf): BeepDataPayload {
+                    val pos = buf.readBlockPos()
+                    val pattern = buf.readUtf()
+                    val freq = buf.readVarInt()
+                    val duration = buf.readVarLong()
+                    val volume = buf.readDouble()
+                    return BeepDataPayload(pos, pattern, freq, Duration.ofMillis(duration), volume)
+                }
+
+                override fun encode(buf: RegistryFriendlyByteBuf, payload: BeepDataPayload) {
+                    buf.writeBlockPos(payload.pos)
+                    buf.writeUtf(payload.pattern)
+                    buf.writeVarInt(payload.freq)
+                    buf.writeVarLong(payload.duration.toMillis())
+                    buf.writeDouble(payload.volume)
+                }
+            }
+        }
+
+        override fun type() = TYPE
+    }
+
     val screenMap = mutableMapOf<ServerPlayer, NodeBlockEntity>()
 
     fun playerScreenClosed(player: ServerPlayer) {
@@ -112,6 +141,14 @@ object NodeSynchronizer {
     fun sendScreenInteraction(friendlyByteBuf: FriendlyByteBuf) {
         NetworkManager.sendToServer(ScreenDataPayload("", friendlyByteBuf))
     }
+
+    fun emitBeep(level: Level, beepDataPayload: BeepDataPayload) {
+        if(level is ServerLevel) {
+            level.players().forEach {
+                NetworkManager.sendToPlayer(it, beepDataPayload)
+            }
+        }
+    }
 }
 
 abstract class NodeBlockEntity(blockEntityType: BlockEntityType<*>, blockPos: BlockPos, blockState: BlockState) : BlockEntity(blockEntityType, blockPos, blockState) {
@@ -134,7 +171,7 @@ abstract class NodeBlockEntity(blockEntityType: BlockEntityType<*>, blockPos: Bl
 
     // runs on the client, meant to decode server state packets to synchronize client state
     open fun syncWithUpstream(packet: FriendlyByteBuf) {
-        node.address = packet.readUUID()
+        Networking.changeNodeAddress(node, packet.readUUID())
         node.energy = packet.readLong()
         node.energyCapacity = packet.readLong()
         node.reachability = packet.readEnum(node.reachability.javaClass)
@@ -176,7 +213,7 @@ abstract class NodeBlockEntity(blockEntityType: BlockEntityType<*>, blockPos: Bl
         stateIsDirty = true
     }
 
-    fun needsSynchronization() = stateIsDirty
+    open fun needsSynchronization() = stateIsDirty
 
     open fun tickNode(level: Level) {
         if(!level.isClientSide) {
@@ -225,7 +262,8 @@ abstract class NodeBlock(properties: Properties = Properties.of()): BaseBlock(pr
     ): BlockEntityTicker<T>? {
         return object : BlockEntityTicker<T> {
             override fun tick(level: Level, blockPos: BlockPos, blockState: BlockState, blockEntity: T) {
-                if(blockEntity !is NodeBlockEntity) return;
+                if(blockEntity !is NodeBlockEntity) return
+                if(Networking.getNode(blockEntity.node.address) == null) blockEntity.initNetworking()
                 blockEntity.tickNode(level)
             }
         }
diff --git a/src/main/kotlin/org/neoflock/neocomputers/entity/BlockEntities.kt b/src/main/kotlin/org/neoflock/neocomputers/entity/BlockEntities.kt
index c3b3255..d1b45eb 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/entity/BlockEntities.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/entity/BlockEntities.kt
@@ -87,5 +87,6 @@ object BlockEntities {
         PowerManager.registerPowerBlockEntity(CAPACITOR3_ENTITY.get())
         PowerManager.registerPowerBlockEntity(SOLARGEN_ENTITY.get())
         PowerManager.registerPowerBlockEntity(COMBUSTGEN_ENTITY.get())
+        PowerManager.registerPowerBlockEntity(CASE_ENTITY.get())
     }
 }
\ No newline at end of file
diff --git a/src/main/kotlin/org/neoflock/neocomputers/entity/CaseBlockEntity.kt b/src/main/kotlin/org/neoflock/neocomputers/entity/CaseBlockEntity.kt
index 08d423d..6c08cd3 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/entity/CaseBlockEntity.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/entity/CaseBlockEntity.kt
@@ -1,10 +1,7 @@
 package org.neoflock.neocomputers.entity
 
 import net.minecraft.client.Minecraft
-import net.minecraft.client.resources.sounds.BiomeAmbientSoundsHandler
-import net.minecraft.client.resources.sounds.EntityBoundSoundInstance
 import net.minecraft.client.resources.sounds.SoundInstance
-import net.minecraft.client.sounds.LoopingAudioStream
 import net.minecraft.core.BlockPos
 import net.minecraft.core.Direction
 import net.minecraft.core.HolderLookup
@@ -14,7 +11,6 @@ import net.minecraft.network.FriendlyByteBuf
 import net.minecraft.network.chat.Component
 import net.minecraft.server.level.ServerPlayer
 import net.minecraft.sounds.SoundSource
-import net.minecraft.world.Container
 import net.minecraft.world.ContainerHelper
 import net.minecraft.world.MenuProvider
 import net.minecraft.world.entity.player.Inventory
@@ -25,6 +21,7 @@ import net.minecraft.world.level.block.state.BlockState
 import org.neoflock.neocomputers.NeoComputers
 import org.neoflock.neocomputers.block.CaseBlock
 import org.neoflock.neocomputers.block.NodeBlockEntity
+import org.neoflock.neocomputers.block.NodeSynchronizer
 import org.neoflock.neocomputers.block.dirToIdx
 import org.neoflock.neocomputers.gui.menu.CaseMenu
 import org.neoflock.neocomputers.item.ComponentItem
@@ -40,10 +37,12 @@ class CaseBlockEntity(blockPos: BlockPos, blockState: BlockState): NodeBlockEnti
     val stacks: NonNullList<ItemStack> = NonNullList<ItemStack>.withSize(7, ItemStack.EMPTY)
 
     var isOn = false
+    var err: String? = null
+    var arch = "Lua 5.3"
     var soundInstance: SoundInstance? = null
 
     override val node = object : Networking.Node() {
-        override var powerRole = PowerRole.STORAGE
+        override var powerRole = PowerRole.CONSUMER
         override var energyCapacity: Long = 500
     }
 
@@ -70,6 +69,14 @@ class CaseBlockEntity(blockPos: BlockPos, blockState: BlockState): NodeBlockEnti
     override fun encodeScreenData(player: ServerPlayer, packet: FriendlyByteBuf) {
         super.encodeScreenData(player, packet)
         packet.writeBoolean(isOn)
+        packet.writeByteArray((err ?: "").encodeToByteArray())
+        packet.writeLong(node.energy)
+        packet.writeLong(node.energyCapacity)
+        packet.writeLong(getMachineMemoryUsed())
+        packet.writeLong(getMachineMemoryTotal())
+        packet.writeLong(getMachineComponentsUsed())
+        packet.writeLong(getMachineComponentsTotal())
+        packet.writeUtf(arch)
     }
 
     val redstoneIn = Array(Direction.entries.size) {0}
@@ -136,21 +143,56 @@ class CaseBlockEntity(blockPos: BlockPos, blockState: BlockState): NodeBlockEnti
     }
 
     override fun start(): Boolean {
+        if(isOn) return true
+        err = null
+        val archs = getMachineArchitectures()
+        // Beep patterns taken from https://github.com/MightyPirates/OpenComputers/blob/571482db88080d56329e8f8cf0db2a90825bf1d7/src/main/scala/li/cil/oc/server/machine/Machine.scala
+        if(archs.isEmpty()) {
+            crash("no cpu")
+            beepAsync("-..")
+            return false
+        }
+        if(getMachineComponentsUsed() > getMachineComponentsTotal()) {
+            crash("too many components")
+            beepAsync("-..")
+            return false
+        }
+        if(node.energy < 100) {
+            crash("not enough energy")
+            // we add a beep for the special case where we do have a little bit of energy :P
+            if(node.energy > 0) beepAsync("..")
+            return false
+        }
+        if(getMachineMemoryTotal() == 0L) {
+            crash("no memory provided")
+            beepAsync("-.")
+            return false
+        }
+        if(arch !in archs) {
+            // Just pick one!
+            arch = archs.first()
+        }
+        beepAsync(".")
         setRunning(true)
         return isOn
     }
 
     override fun stop(): Boolean {
+        if(!isOn) return false
         setRunning(false)
         return isOn
     }
 
     override fun crash(error: String): Boolean {
-        NeoComputers.LOGGER.warn("Crashing cases is not implemented yet lol")
-        return false
+        if(isOn) {
+            beepAsync("--")
+        }
+        setRunning(false)
+        err = error
+        return true
     }
 
-    override fun getLastError(): String? = null
+    override fun getLastError(): String? = err
 
     override fun getMachineNode(): Networking.Node = node
 
@@ -165,19 +207,29 @@ class CaseBlockEntity(blockPos: BlockPos, blockState: BlockState): NodeBlockEnti
         return old
     }
 
-    override fun beepAsync(frequency: Int, duration: Duration, volume: Double): Boolean {
-        NeoComputers.LOGGER.warn("beep not yet implemented")
+    override fun beepAsync(pattern: String, frequency: Int, duration: Duration, volume: Double): Boolean {
+        NodeSynchronizer.emitBeep(level!!, NodeSynchronizer.BeepDataPayload(getMachineBlockPosition(), pattern, frequency, duration, volume))
         return true
     }
 
     override fun getMachineMemoryTotal(): Long = stacks.mapNotNull { (it.item as? ComponentItem)?.getMemoryCapacity(it) }.sum().toLong()
     override fun getMachineMemoryUsed(): Long = 0
-    override fun getMachineComponentsUsed(): Long = node.connections.size.toLong()
+    override fun getMachineComponentsUsed(): Long = node.getReachable().size.toLong()
     override fun getMachineComponentsTotal(): Long = stacks.mapNotNull { (it.item as? ComponentItem)?.getComponentCapacity(it) }.sum().toLong()
+    override fun getMachineArchitecture() = arch
+    override fun getMachineArchitectures() = stacks.mapNotNull { (it.item as? ComponentItem)?.getArchitecturesProvided(it) }.flatten().toSet()
+    override fun setMachineArchitecture(arch: String) {
+        if(this.arch == arch) return
+        this.arch = arch
+        if(isRunning()) {
+            stop()
+            start()
+        }
+    }
 
     override fun getItems(): NonNullList<ItemStack> = stacks
 
-    override fun stillValid(player: Player): Boolean = true
+    override fun stillValid(player: Player): Boolean = !this.isRemoved
 
     override fun loadAdditional(compoundTag: CompoundTag, provider: HolderLookup.Provider) {
         super.loadAdditional(compoundTag, provider)
@@ -196,15 +248,19 @@ class CaseBlockEntity(blockPos: BlockPos, blockState: BlockState): NodeBlockEnti
     override fun getDisplayName(): Component? = Component.literal("Computer")
     override fun createMenu(i: Int, inventory: Inventory, player: Player) = CaseMenu(i, inventory, this)
 
-    override fun canPlaceItem(i: Int, itemStack: ItemStack): Boolean = false
-    override fun canTakeItem(container: Container, i: Int, itemStack: ItemStack): Boolean = false
-
-    override fun setChanged() {
-        super.setChanged()
-    }
-
     override fun setRemoved() {
         setRunning(false)
         super.setRemoved()
     }
+
+    override fun tickNode(level: Level) {
+        super.tickNode(level)
+        if(!level.isClientSide) {
+            if (isRunning()) {
+                if (!node.consumeEnergy(1)) {
+                    crash("out of energy")
+                }
+            }
+        }
+    }
 }
\ No newline at end of file
diff --git a/src/main/kotlin/org/neoflock/neocomputers/entity/MachineEntity.kt b/src/main/kotlin/org/neoflock/neocomputers/entity/MachineEntity.kt
index 3d2b1be..27acd6d 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/entity/MachineEntity.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/entity/MachineEntity.kt
@@ -19,7 +19,12 @@ interface MachineEntity {
     fun getMachineBlockPosition(): BlockPos
     fun getMachineLevel(): Level
 
-    fun beepAsync(frequency: Int, duration: Duration, volume: Double): Boolean
+    // Pattern can have dots (.), dashes (-) and spaces ( ).
+    // Each character is duration long, and has a 50ms break.
+    // For non-short ones, which are typically reserved only for hardware interactions,
+    // the duration is doubled.
+    // Architectures should only use short ones.
+    fun beepAsync(pattern: String, frequency: Int = 1000, duration: Duration = Duration.ofMillis(200), volume: Double = 1.0): Boolean
 
     fun isRunning(): Boolean
     fun start(): Boolean
@@ -34,6 +39,9 @@ interface MachineEntity {
     fun getMachineMemoryUsed(): Long
     fun getMachineComponentsUsed(): Long
     fun getMachineComponentsTotal(): Long
+    fun getMachineArchitecture(): String
+    fun getMachineArchitectures(): Set<String>
+    fun setMachineArchitecture(arch: String)
 
     // Redstone signals
     fun getRedstoneInput(direction: Direction): Int
diff --git a/src/main/kotlin/org/neoflock/neocomputers/gui/menu/CaseMenu.kt b/src/main/kotlin/org/neoflock/neocomputers/gui/menu/CaseMenu.kt
index 8e7a674..e355b5a 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/gui/menu/CaseMenu.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/gui/menu/CaseMenu.kt
@@ -20,20 +20,20 @@ open class CaseMenu : GenericContainerMenu {
     constructor(i: Int, inv: Inventory) : this(i, inv, SimpleContainer(7))
 
     constructor(i: Int, inv: Inventory, container: Container) : super(Menus.CASE_MENU.get(), i, container) {
-        this.addInventorySlots(inv, 8, 84)
-
         val machine = container as? CaseBlockEntity
 
-        this.addSlot(ComponentSlot(this.container, 0, 20, 34, machine, eepromRequirement))
+        this.addSlot(ComponentSlot(container, 0, 20, 34, machine, eepromRequirement))
 
         var i = 1
         for ((col, slotCol) in slotRequirements.withIndex()) {
             for ((row, slotReq) in slotCol.withIndex()) {
-                this.addSlot(ComponentSlot(this.container, i, 98+(col*22), 18*(row+1)-2, machine, slotReq))
+                this.addSlot(ComponentSlot(container, i, 98+(col*22), 18*(row+1)-2, machine, slotReq))
                 i++
             }
         }
 
+        this.addInventorySlots(inv, 8, 84)
+
         // for (int col=1; col<4; col++) {
         //     for (int row=1; row<4; row++) {
         //         int i = (row-1)*3+(col-1);
diff --git a/src/main/kotlin/org/neoflock/neocomputers/gui/screen/CaseScreen.kt b/src/main/kotlin/org/neoflock/neocomputers/gui/screen/CaseScreen.kt
index 22037cd..f608c14 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/gui/screen/CaseScreen.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/gui/screen/CaseScreen.kt
@@ -1,26 +1,24 @@
 package org.neoflock.neocomputers.gui.screen;
 
-import com.mojang.blaze3d.vertex.BufferBuilder
-import com.mojang.blaze3d.vertex.DefaultVertexFormat
-import com.mojang.blaze3d.vertex.Tesselator
-import com.mojang.blaze3d.vertex.VertexFormat
 import io.netty.buffer.Unpooled
+import net.minecraft.ChatFormatting
 import net.minecraft.client.Minecraft
 import net.minecraft.client.gui.GuiGraphics
-import net.minecraft.client.gui.components.Button
-import net.minecraft.client.gui.components.ImageButton
-import net.minecraft.client.gui.components.WidgetSprites
-import net.minecraft.client.gui.screens.inventory.AbstractContainerScreen
 import net.minecraft.network.FriendlyByteBuf
 import net.minecraft.network.chat.Component
 import net.minecraft.resources.ResourceLocation
 import net.minecraft.world.entity.player.Inventory
+import net.minecraft.world.inventory.tooltip.TooltipComponent
+import net.minecraft.world.phys.Vec3
 import org.neoflock.neocomputers.NeoComputers
 import org.neoflock.neocomputers.block.NodeSynchronizer
 import org.neoflock.neocomputers.gui.menu.CaseMenu
 import org.neoflock.neocomputers.gui.widget.ButtonSprites
 import org.neoflock.neocomputers.gui.widget.ImagerButton
+import org.neoflock.neocomputers.sounds.Sounds
+import org.neoflock.neocomputers.utils.Formatting
 import org.neoflock.neocomputers.utils.GenericContainerScreen
+import java.util.Optional
 
 class CaseScreen : GenericContainerScreen<CaseMenu> {
     private val PCB: ResourceLocation = ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, "textures/gui/computer.png")
@@ -34,11 +32,49 @@ class CaseScreen : GenericContainerScreen<CaseMenu> {
     override fun shouldCenterTitle(): Boolean = false
 
     var isOn = false
+    var lastError: String? = null
+    var energy: Long = 0L
+    var maxEnergy: Long = 0L
+    var memory: Long = 0L
+    var maxMemory: Long = 0L
+    var components: Long = 0L
+    var maxComponents: Long = 0L
+    var arch = ""
 
     override fun processScreenStatePacket(buf: FriendlyByteBuf) {
         super.processScreenStatePacket(buf)
         isOn = buf.readBoolean()
         btn?.pressed = isOn
+        val error = buf.readByteArray().decodeToString()
+        if(error.isEmpty()) {
+            lastError = null
+        } else {
+            lastError = error
+        }
+
+        energy = buf.readLong()
+        maxEnergy = buf.readLong()
+        memory = buf.readLong()
+        maxMemory = buf.readLong()
+        components = buf.readLong()
+        maxComponents = buf.readLong()
+        arch = buf.readUtf()
+    }
+
+    fun computeButtonTooltip(): List<Component> {
+        val msgs = mutableListOf(Component.literal("Computer " + if(isOn) "ON" else "OFF").withStyle(if(isOn) ChatFormatting.GREEN else ChatFormatting.RED))
+        if(lastError != null) {
+            msgs.addLast(Component.literal("Error: ").withStyle(ChatFormatting.RED).append(Component.literal(lastError!!)))
+        }
+        if(arch.isNotEmpty()) {
+            msgs.addLast(Component.literal("Architecture: $arch"))
+        }
+        if(hasShiftDown()) {
+            msgs.addLast(Component.literal("Energy: $energy / $maxEnergy J").withStyle(if(energy < 100) ChatFormatting.RED else ChatFormatting.WHITE))
+            msgs.addLast(Component.literal("Memory: ${Formatting.formatMemory(memory)} / ${Formatting.formatMemory(maxMemory)}"))
+            msgs.addLast(Component.literal("Components: $components / $maxComponents").withStyle(if(components <= maxComponents) ChatFormatting.WHITE else ChatFormatting.RED))
+        }
+        return msgs
     }
 
     constructor(abstractContainerMenu: CaseMenu, inventory: Inventory, component: Component) : super(abstractContainerMenu, inventory, component) {
@@ -64,14 +100,20 @@ class CaseScreen : GenericContainerScreen<CaseMenu> {
         guiGraphics.blit(PCB, relX, relY, 0, 0, this.imageWidth, this.imageHeight)
     }
 
+    override fun renderCustomOverlay(graphics: GuiGraphics, mouseX: Int, mouseY: Int, blend: Float) {
+        super.renderCustomOverlay(graphics, mouseX, mouseY, blend)
+        if(btn!!.isHovered) {
+            graphics.renderTooltip(this.font, computeButtonTooltip(), Optional.empty<TooltipComponent>(), mouseX, mouseY)
+        }
+    }
+
     override fun mouseClicked(mouseX: Double, mouseY: Double, button: Int): Boolean { // todo: make a better widget system than mojang, practically not even using the fact it's a widget atp
-        NeoComputers.LOGGER.info(String.format("btn: %d %d %d %d, mouse %s %s", btn!!.x, btn!!.y, btn!!.x+btn!!.width, btn!!.y+btn!!.height, mouseX.toString(), mouseY.toString()))
-        if (button != 0) return false
-        if (btn!!.x < mouseX.toInt() && mouseX.toInt() < btn!!.x+btn!!.width && btn!!.y < mouseY.toInt() && mouseY.toInt() < btn!!.y+btn!!.height) {
+        if (button == 0 && btn!!.isHovered) {
             btn!!.playDownSound(Minecraft.getInstance().soundManager)
             btn!!.onClick(mouseX, mouseY)
             return true
-        } else return false
+        }
+        return super.mouseClicked(mouseX, mouseY, button)
     }
 
 }
\ No newline at end of file
diff --git a/src/main/kotlin/org/neoflock/neocomputers/item/CPUItem.kt b/src/main/kotlin/org/neoflock/neocomputers/item/CPUItem.kt
index c6c70db..7ec8de4 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/item/CPUItem.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/item/CPUItem.kt
@@ -13,6 +13,8 @@ open class CPUItem(val tier: Int, val maxComponents: Int): Item(Item.Properties(
 
     override fun getComponentCapacity(itemStack: ItemStack): Int = maxComponents
 
+    override fun getArchitecturesProvided(itemStack: ItemStack): Set<String> = setOf("Lua 5.3")
+
     override fun toComponentNode(itemStack: ItemStack, machine: MachineEntity): Networking.Node? = null
 }
 
diff --git a/src/main/kotlin/org/neoflock/neocomputers/item/ComponentItem.kt b/src/main/kotlin/org/neoflock/neocomputers/item/ComponentItem.kt
index b90bcc5..94c2126 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/item/ComponentItem.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/item/ComponentItem.kt
@@ -14,6 +14,7 @@ interface ComponentItem {
     // Get machine properties they can influence
     fun getMemoryCapacity(itemStack: ItemStack): Int = 0
     fun getComponentCapacity(itemStack: ItemStack): Int = 0
+    fun getArchitecturesProvided(itemStack: ItemStack): Set<String> = setOf()
 
     // Component placed, node must now exist
     fun whenComponentPlaced(itemStack: ItemStack, machine: MachineEntity, newRole: String) {
diff --git a/src/main/kotlin/org/neoflock/neocomputers/item/DataComponents.kt b/src/main/kotlin/org/neoflock/neocomputers/item/DataComponents.kt
index 0672974..ff3ac77 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/item/DataComponents.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/item/DataComponents.kt
@@ -19,4 +19,11 @@ object DataComponents {
         DataComponentType.builder<ByteBuffer>().persistent(Codec.BYTE_BUFFER).build())
     val EEPROM_DATA = Registry.register(BuiltInRegistries.DATA_COMPONENT_TYPE, ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, "eeprom_data"),
         DataComponentType.builder<ByteBuffer>().persistent(Codec.BYTE_BUFFER).build())
+    val EEPROM_CODESIZE = Registry.register(BuiltInRegistries.DATA_COMPONENT_TYPE, ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, "eeprom_codesize"),
+        DataComponentType.builder<Int>().persistent(Codec.INT).build())
+    val EEPROM_DATASIZE = Registry.register(BuiltInRegistries.DATA_COMPONENT_TYPE, ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, "eeprom_datasize"),
+        DataComponentType.builder<Int>().persistent(Codec.INT).build())
+
+    val TUNNEL_CHANNEL = Registry.register(BuiltInRegistries.DATA_COMPONENT_TYPE, ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, "tunnel_channel"),
+        DataComponentType.builder<String>().persistent(Codec.STRING).build())
 }
\ No newline at end of file
diff --git a/src/main/kotlin/org/neoflock/neocomputers/item/EEPROMItem.kt b/src/main/kotlin/org/neoflock/neocomputers/item/EEPROMItem.kt
index f925967..2252887 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/item/EEPROMItem.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/item/EEPROMItem.kt
@@ -13,6 +13,8 @@ import java.nio.ByteBuffer
 fun getEEPROMProperties(codeCap: Int, dataCap: Int): Item.Properties = Item.Properties()
     .component(DataComponents.EEPROM_CODE, ByteBuffer.allocate(codeCap))
     .component(DataComponents.EEPROM_DATA, ByteBuffer.allocate(dataCap))
+    .component(DataComponents.EEPROM_CODESIZE, 0)
+    .component(DataComponents.EEPROM_DATASIZE, 0)
     .component(DataComponents.LABEL, "")
     .component(DataComponents.READONLY, false)
 
@@ -39,8 +41,8 @@ open class EEPROMItem(val tier: Int, val codeCapacity: Int, val dataCapacity: In
         tooltipFlag: TooltipFlag
     ) {
         if(tooltipFlag.isAdvanced) {
-            val codeSize = itemStack.get(DataComponents.EEPROM_CODE)?.position() ?: 0
-            val dataSize = itemStack.get(DataComponents.EEPROM_DATA)?.position() ?: 0
+            val codeSize = itemStack.get(DataComponents.EEPROM_CODESIZE) ?: 0
+            val dataSize = itemStack.get(DataComponents.EEPROM_DATASIZE) ?: 0
             val addr = itemStack.get(DataComponents.ADDRESS)
             val readonly = itemStack.get(DataComponents.READONLY) ?: false
             val addrComp = if(addr == null) Component.translatable("neocomputers.noaddr") else Component.literal(addr)
diff --git a/src/main/kotlin/org/neoflock/neocomputers/item/Tabs.kt b/src/main/kotlin/org/neoflock/neocomputers/item/Tabs.kt
index 1273835..16848a2 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/item/Tabs.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/item/Tabs.kt
@@ -72,6 +72,7 @@ object Tabs {
                     codeBuf.put(code)
                     luaBios.set(DataComponents.LABEL, "Lua BIOS")
                     luaBios.set(DataComponents.EEPROM_CODE, codeBuf)
+                    luaBios.set(DataComponents.EEPROM_CODESIZE, code.size)
                     output.accept(luaBios)
                 } while(false)
             }
diff --git a/src/main/kotlin/org/neoflock/neocomputers/item/TunnelCard.kt b/src/main/kotlin/org/neoflock/neocomputers/item/TunnelCard.kt
index 2b07461..872c99a 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/item/TunnelCard.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/item/TunnelCard.kt
@@ -7,9 +7,8 @@ import net.minecraft.world.item.TooltipFlag
 import org.neoflock.neocomputers.entity.MachineEntity
 import org.neoflock.neocomputers.gui.widget.ComponentRoles
 import org.neoflock.neocomputers.network.Networking
-import org.neoflock.neocomputers.utils.Formatting
 
-class TunnelCard: Item(Properties()), ComponentItem {
+class TunnelCard: Item(Properties().component(DataComponents.TUNNEL_CHANNEL, "creative")), ComponentItem {
     // yes, we're counting TUNNEL as a conventional networking card
     override fun getComponentRoles(itemStack: ItemStack): Set<String> = setOf(ComponentRoles.CARD, ComponentRoles.NETWORK)
 
@@ -33,6 +32,7 @@ class TunnelCard: Item(Properties()), ComponentItem {
             val addr = itemStack.get(DataComponents.ADDRESS)
             val addrComp = if(addr == null) Component.translatable("neocomputers.noaddr") else Component.literal(addr)
             list.addLast(addrComp)
+            list.addLast(Component.translatable("neocomputers.tunnel.channel", itemStack.get(DataComponents.TUNNEL_CHANNEL) ?: "creative"))
             // TODO: show max packet size and whatnot
         }
         super.appendHoverText(itemStack, tooltipContext, list, tooltipFlag)
diff --git a/src/main/kotlin/org/neoflock/neocomputers/network/Networking.kt b/src/main/kotlin/org/neoflock/neocomputers/network/Networking.kt
index cddae74..867b278 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/network/Networking.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/network/Networking.kt
@@ -246,8 +246,8 @@ object Networking {
         abstract fun receiveWireless(message: Message, emitter: WirelessEndpoint)
     }
 
-    val wirelessNodes = mutableSetOf<WirelessEndpoint>()
-    val allNodes = mutableMapOf<UUID, Node>()
+    val wirelessNodes = ThreadLocal.withInitial { mutableSetOf<WirelessEndpoint>() }
+    val allNodes = ThreadLocal.withInitial { mutableMapOf<UUID, Node>() }
 
     // node may differ from message.sender in the case of relays,
     // as they might have DIRECT reachability but
@@ -267,7 +267,7 @@ object Networking {
         val startPos = starter.getPosition();
         val startDim = starter.getDimension();
         val range = starter.getRange();
-        wirelessNodes.forEach {
+        wirelessNodes.get().forEach {
             if(it.getDimension() != startDim) return;
             val pos = it.getPosition();
             val d = distanceBetween(startPos, pos);
@@ -279,27 +279,29 @@ object Networking {
     }
 
     fun tickAllNodes() {
-        allNodes.forEach { it.value.tick() }
+        allNodes.get().forEach { it.value.tick() }
         tickCount++
     }
 
-    fun getNode(address: UUID): Node? = allNodes[address]
+    fun getNode(address: UUID): Node? = allNodes.get()[address]
 
     // TODO: use setter, more convenient
     fun changeNodeAddress(node: Node, address: UUID) {
-        allNodes.remove(node.address)
+        if(node.address.equals(address)) return
+        if(node.address !in allNodes.get()) return
+        allNodes.get().remove(node.address)
         node.address = address
-        allNodes[address] = node
+        allNodes.get()[address] = node
     }
 
     fun addNode(node: Node) {
-        if(node.address in allNodes) return;
-        allNodes[node.address] = node
+        if(node.address in allNodes.get()) return
+        allNodes.get()[node.address] = node
         if(node is WirelessEndpoint) {
-            wirelessNodes.add(node);
+            wirelessNodes.get().add(node);
         }
         // notify at the end so it is notified of its own creation
-        allNodes.forEach { it.value.onNodeAdded(node) }
+        allNodes.get().forEach { it.value.onNodeAdded(node) }
     }
 
     fun addNodes(vararg nodes: Node) {
@@ -307,16 +309,16 @@ object Networking {
     }
 
     fun removeNode(node: Node) {
-        if(node.address !in allNodes) return
-        allNodes.forEach { it.value.onNodeRemoved(node) }
+        if(node.address !in allNodes.get()) return
+        allNodes.get().forEach { it.value.onNodeRemoved(node) }
         // toList() in order to copy it
         node.connections.toList().forEach {
             node.disconnectFrom(it)
         }
         // actually remove at the end so it can listen to its own removal
-        allNodes.remove(node.address)
+        allNodes.get().remove(node.address)
         if(node is WirelessEndpoint) {
-            wirelessNodes.remove(node);
+            wirelessNodes.get().remove(node);
         }
     }
 
@@ -324,25 +326,28 @@ object Networking {
         nodes.forEach { removeNode(it) }
     }
 
-    val channels = mutableMapOf<String, MutableSet<Node>>();
+    val channels = ThreadLocal.withInitial { mutableMapOf<String, MutableSet<Node>>() }
 
     fun addToChannel(channel: String, node: Node) {
-        if(!channels.containsKey(channel)) {
-            channels[channel] = mutableSetOf();
+        val localChannels = channels.get()
+        if(!localChannels.containsKey(channel)) {
+            localChannels[channel] = mutableSetOf();
         }
-        channels[channel]!!.add(node);
+        localChannels[channel]!!.add(node);
     }
 
     fun removeFromChannel(channel: String, node: Node) {
-        if(!channels.containsKey(channel)) return;
-        channels[channel]?.remove(node);
-        if(channels[channel].isNullOrEmpty()) {
-            channels.remove(channel);
+        val localChannels = channels.get()
+        if(!localChannels.containsKey(channel)) return;
+        localChannels[channel]?.remove(node);
+        if(localChannels[channel].isNullOrEmpty()) {
+            localChannels.remove(channel);
         }
     }
 
     fun emitChannelMessage(starter: Node, channel: String, message: Message) {
-        val c = channels[channel] ?: return;
+        val localChannels = channels.get()
+        val c = localChannels[channel] ?: return;
         c.forEach { if(it != starter) it.received(message); };
     }
 }
\ No newline at end of file
diff --git a/src/main/kotlin/org/neoflock/neocomputers/sounds/Sounds.kt b/src/main/kotlin/org/neoflock/neocomputers/sounds/Sounds.kt
index 9cfedb5..99b8f4f 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/sounds/Sounds.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/sounds/Sounds.kt
@@ -1,10 +1,20 @@
 package org.neoflock.neocomputers.sounds
 
 import dev.architectury.registry.registries.DeferredRegister
+import net.minecraft.client.Minecraft
 import net.minecraft.core.registries.Registries
 import net.minecraft.resources.ResourceLocation
 import net.minecraft.sounds.SoundEvent
+import net.minecraft.world.phys.Vec3
+import org.lwjgl.BufferUtils
 import org.neoflock.neocomputers.NeoComputers
+import org.lwjgl.openal.AL10
+import java.nio.ByteBuffer
+import kotlin.experimental.xor
+import kotlin.math.PI
+import kotlin.math.max
+import kotlin.math.sign
+import kotlin.math.sin
 
 object Sounds {
     val SOUNDS = DeferredRegister.create(NeoComputers.MODID, Registries.SOUND_EVENT)!!
@@ -14,4 +24,145 @@ object Sounds {
     fun registerSound(name: String) = SOUNDS.register(name) {
         SoundEvent.createVariableRangeEvent(ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, name))
     }!!
+
+    val BEEP_SAMPLERATE = 44100
+    val BEEP_AMPLITUDE = 32f
+    val BEEP_MAXDIST = 16f
+
+    // Also largely taken from https://github.com/MightyPirates/OpenComputers/blob/571482db88080d56329e8f8cf0db2a90825bf1d7/src/main/scala/li/cil/oc/util/Audio.scala
+
+    val allSounds = ThreadLocal.withInitial { mutableListOf<CustomSoundBuffer>() }
+
+    class CustomSoundBuffer {
+        var dead: Boolean = true
+        var buffer: Int = -1
+        var source: Int = -1
+
+        fun start(x: Float, y: Float, z: Float, data: ByteBuffer, gain: Float): Int? {
+            // clear errors or smth idk
+            AL10.alGetError()
+
+            // written in a C style by a C dev
+            // all this work on a JVM project and I'm still writing C
+            // would be better if Kotlin had goto btw just saying
+            val ok = AL10.AL_NO_ERROR
+            var err = ok
+            buffer = AL10.alGenBuffers()
+            err = AL10.alGetError()
+            if(err != ok) return err
+
+            AL10.alBufferData(buffer, AL10.AL_FORMAT_MONO8, data, BEEP_SAMPLERATE)
+            err = AL10.alGetError()
+            if(err != ok) {
+                AL10.alDeleteBuffers(buffer)
+                return err
+            }
+
+            source = AL10.alGenSources()
+            err = AL10.alGetError()
+            if(err != ok) {
+                AL10.alDeleteBuffers(buffer)
+                return err
+            }
+
+            AL10.alSourceQueueBuffers(source, buffer)
+            err = AL10.alGetError()
+            if(err != ok) {
+                AL10.alDeleteBuffers(buffer)
+                AL10.alDeleteSources(source)
+                return err
+            }
+
+            AL10.alSource3f(source, AL10.AL_POSITION, x, y, z)
+            AL10.alSourcef(source, AL10.AL_REFERENCE_DISTANCE, BEEP_MAXDIST)
+            AL10.alSourcef(source, AL10.AL_MAX_DISTANCE, BEEP_MAXDIST)
+            AL10.alSourcef(source, AL10.AL_GAIN, gain * 0.3f)
+            err = AL10.alGetError()
+            if(err != ok) {
+                AL10.alDeleteBuffers(buffer)
+                AL10.alDeleteSources(source)
+                return err
+            }
+
+            AL10.alSourcePlay(source)
+            err = AL10.alGetError()
+            if(err != ok) {
+                AL10.alDeleteBuffers(buffer)
+                AL10.alDeleteSources(source)
+                return err
+            }
+
+            dead = false
+            return null
+        }
+
+        fun checkDone(): Boolean {
+            if(dead) return true
+            if(AL10.alGetSourcei(source, AL10.AL_SOURCE_STATE) == AL10.AL_PLAYING) return false
+            NeoComputers.LOGGER.info("sound buffer stopped")
+            dead = true
+            AL10.alDeleteSources(source)
+            AL10.alDeleteBuffers(buffer)
+            return true
+        }
+    }
+
+    fun beep(pos: Vec3, pattern: String, frequency: Int = 1000, duration: Int = 200) {
+        NeoComputers.LOGGER.info("Beep: $pattern, $frequency Hz, $duration ms")
+        val mc = Minecraft.getInstance()
+        val playerPos = mc.player?.position() ?: pos
+        val distanceBasedGain = max(0.0, 1 - pos.distanceTo(playerPos) / BEEP_MAXDIST).toFloat()
+        val volume = 1.0
+        val gain = distanceBasedGain * volume
+        if (gain <= 0 || BEEP_AMPLITUDE <= 0) return
+
+        // Algorithm effectively ported over from https://github.com/MightyPirates/OpenComputers/blob/571482db88080d56329e8f8cf0db2a90825bf1d7/src/main/scala/li/cil/oc/util/Audio.scala
+        // We do add support for spaces tho
+        val charArr = pattern.toCharArray()
+        val sampleCounts = charArr.map { if(it == '.') duration else 2 * duration }.map { it * BEEP_SAMPLERATE / 1000 }
+        val pauseSample = 50 * BEEP_SAMPLERATE / 1000
+
+        val finalBuf = BufferUtils.createByteBuffer(sampleCounts.sum() + pauseSample * sampleCounts.lastIndex)
+        val step = frequency.toFloat() / BEEP_SAMPLERATE
+        var off = 0f
+        for((i, sampleCount) in sampleCounts.withIndex()) {
+            if(charArr[i] == ' ') {
+                for(sample in 0..<sampleCount) {
+                    finalBuf.put(127)
+                }
+            } else {
+                for(sample in 0..<sampleCount) {
+                    val angle = 2 * PI * off
+                    val value = (sin(angle).sign * BEEP_AMPLITUDE).toInt().toByte().xor(0x80.toByte())
+                    off += step
+                    if(off > 1) off -= 1f
+                    finalBuf.put(value)
+                }
+            }
+            if(finalBuf.hasRemaining()) {
+                for(sample in 0..<pauseSample) {
+                    finalBuf.put(127)
+                }
+            }
+        }
+        finalBuf.rewind()
+        val l = mutableListOf<Int>()
+        while(finalBuf.hasRemaining()) l.addLast(finalBuf.get().toInt())
+        finalBuf.rewind()
+        NeoComputers.LOGGER.info("$l")
+
+        val sound = CustomSoundBuffer()
+        val soundErr = sound.start(pos.x.toFloat(), pos.y.toFloat(), pos.z.toFloat(), finalBuf, gain.toFloat())
+        if(soundErr != null) {
+            NeoComputers.LOGGER.error("Playing beep failed, OpenAL exit code of $soundErr")
+            return
+        }
+
+        NeoComputers.LOGGER.info("Beeping with ${finalBuf.capacity()} samples")
+        allSounds.get().addLast(sound)
+    }
+
+    fun tickCustomSounds() {
+        allSounds.get().removeIf { it.checkDone() }
+    }
 }
\ No newline at end of file
diff --git a/src/main/resources/assets/neocomputers/lang/en_us.json b/src/main/resources/assets/neocomputers/lang/en_us.json
index 10246cb..294c0ff 100644
--- a/src/main/resources/assets/neocomputers/lang/en_us.json
+++ b/src/main/resources/assets/neocomputers/lang/en_us.json
@@ -28,6 +28,7 @@
   "item.neocomputers.lan": "Wired Network Card",
   "item.neocomputers.wlan0": "Wireless Network Card (Tier 1)",
   "item.neocomputers.wlan1": "Wireless Network Card (Tier 2)",
+  "item.neocomputers.tunnel": "Linked Card",
   "item.neocomputers.data0": "Data Card (Tier 1)",
   "item.neocomputers.data1": "Data Card (Tier 2)",
   "item.neocomputers.data2": "Data Card (Tier 3)",
@@ -47,5 +48,6 @@
   "neocomputers.memory.capacity": "Capacity: %1$s",
   "neocomputers.eeprom.codeused": "Code Storage: %1$s / %2$s",
   "neocomputers.eeprom.dataused": "Data Storage: %1$s / %2$s",
+  "neocomputers.tunnel.channel": "Linked Channel: %1$s",
   "sounds.neocomputers.computer_running": "Computer Fans"
 }
\ No newline at end of file