diff --git a/src/main/kotlin/org/neoflock/neocomputers/NeoComputers.kt b/src/main/kotlin/org/neoflock/neocomputers/NeoComputers.kt
index f846db9..d0485d9 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/NeoComputers.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/NeoComputers.kt
@@ -65,15 +65,6 @@ object NeoComputers {
             }
             ClientLifecycleEvent.CLIENT_STARTED.register {
                 FontProvider.load(ResourceLocation.fromNamespaceAndPath(MODID, "font/unscii.hex"))
-                ScreenRenderer.genUnboundTex();
-
-                var buffer: MutableList<BufferRenderer.GPUChar> = mutableListOf(BufferRenderer.GPUChar('h'), BufferRenderer.GPUChar('i'))
-                for (i in 0..398) {
-                    buffer.add(BufferRenderer.GPUChar(' '))
-                }
-
-                var renderer: BufferRenderer = BufferRenderer(20, 20, ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, "screen/test"), buffer)
-                renderer.drawBuffer()
             }
 
             ClientLifecycleEvent.CLIENT_STOPPING.register {
diff --git a/src/main/kotlin/org/neoflock/neocomputers/entity/CaseBlockEntity.kt b/src/main/kotlin/org/neoflock/neocomputers/entity/CaseBlockEntity.kt
index 4f145b5..0b9cdc6 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/entity/CaseBlockEntity.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/entity/CaseBlockEntity.kt
@@ -112,6 +112,7 @@ class CaseBlockEntity(blockPos: BlockPos, blockState: BlockState): NodeBlockEnti
                 item.onMachineEvent(it, this, event)
             }
         }
+        Networking.emitMessage(node, Networking.ComputerEvent(node, event))
     }
 
     fun onRedstoneSignalChanged(dir: Direction, oldValue: Int, newValue: Int) {
@@ -147,7 +148,6 @@ class CaseBlockEntity(blockPos: BlockPos, blockState: BlockState): NodeBlockEnti
             return
         }
         // Server-side stuff!!
-        world.onBlockStateChange(blockPos, blockState, blockState)
         sendMachineEvent(MachinePowerEvent(this, isOn))
     }
 
diff --git a/src/main/kotlin/org/neoflock/neocomputers/entity/ScreenEntity.kt b/src/main/kotlin/org/neoflock/neocomputers/entity/ScreenEntity.kt
index bb48809..602abf4 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/entity/ScreenEntity.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/entity/ScreenEntity.kt
@@ -1,6 +1,8 @@
 package org.neoflock.neocomputers.entity;
 
 import net.minecraft.core.BlockPos
+import net.minecraft.core.HolderLookup
+import net.minecraft.nbt.CompoundTag
 import net.minecraft.network.FriendlyByteBuf
 import net.minecraft.resources.ResourceLocation
 import net.minecraft.server.level.ServerPlayer
@@ -11,29 +13,55 @@ import org.neoflock.neocomputers.block.NodeBlockEntity
 import org.neoflock.neocomputers.gui.buffer.BufferRenderer
 import org.neoflock.neocomputers.network.Networking
 import org.neoflock.neocomputers.network.PowerRole
+import org.neoflock.neocomputers.utils.GPUChar
+import org.neoflock.neocomputers.utils.TextBuffer
 
 class ScreenEntity(blockPos: BlockPos, blockState: BlockState) :
     NodeBlockEntity(BlockEntities.SCREEN_ENTITY.get(), blockPos, blockState) {
 
-    override val node = Networking.Node()
+    override val node = object : Networking.Node() {
+        override fun received(message: Networking.Message) {
+            super.received(message)
+            if(message is Networking.ComputerEvent) {
+                // return if not directly connected
+                if(message.sender !in this.connections) return
+                val mEnv = message.machineEvent
+                NeoComputers.LOGGER.info("Got message $mEnv!")
+                if(mEnv is MachinePowerEvent) {
+                    if(mEnv.nowRunning) {
+                        textBuf.set(0, 0, address.toString())
+                    } else {
+                        textBuf.fill(0, 0, textBuf.width, textBuf.height, GPUChar(' '))
+                    }
+                }
+            }
+        }
+    }
     var bound = "screen/unbound"
 
-    val scrwidth: Short = 50
-    val scrheight: Short = 16
+    val textBuf = TextBuffer(50, 16)
 
     private var cleanrenderer: () -> Unit = { }; // TODO: THIS SUCKS, FIND A BETTER WAY
 
+    override fun encodeDownstreamData(packet: FriendlyByteBuf) {
+        super.encodeDownstreamData(packet)
+        textBuf.encodeContents(packet)
+    }
+
+    override fun syncWithUpstream(packet: FriendlyByteBuf) {
+        super.syncWithUpstream(packet)
+        textBuf.decodeContents(packet)
+    }
+
     override fun encodeScreenData(player: ServerPlayer, packet: FriendlyByteBuf) {
         super.encodeScreenData(player, packet)
-        packet.writeShort(scrwidth.toInt())
-        packet.writeShort(scrheight.toInt())
+        textBuf.encodeContents(packet)
     }
 
     override fun tickNode(level: Level) {
         super.tickNode(level)
-        if (bound == "screen/unbound") { // am i epstein or am i just retarded?
-            createscreenstuffs()
-        }
+        cleanrenderer()
+        createscreenstuffs()
     }
 
     override fun setRemoved() {
@@ -46,15 +74,7 @@ class ScreenEntity(blockPos: BlockPos, blockState: BlockState) :
         bound = "screen/"+node.address.toString().replace("-", "_")
         NeoComputers.LOGGER.info(bound)
         if (level!!.isClientSide) {
-            var buffer: MutableList<BufferRenderer.GPUChar> = mutableListOf()
-            for(char in node.address.toString()) {
-                buffer.add(BufferRenderer.GPUChar(char))
-            }
-            for (i in 0..((scrwidth*scrheight)-36)) {
-                buffer.add(BufferRenderer.GPUChar(' '))
-            }
-
-            var renderer: BufferRenderer = BufferRenderer(scrwidth.toInt(), scrheight.toInt(), ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, bound), buffer)
+            var renderer = BufferRenderer(ResourceLocation.fromNamespaceAndPath(NeoComputers.MODID, bound), textBuf)
             renderer.drawBuffer()
             cleanrenderer = { renderer.clean() }
         }
diff --git a/src/main/kotlin/org/neoflock/neocomputers/gui/render/BufferRenderer.kt b/src/main/kotlin/org/neoflock/neocomputers/gui/render/BufferRenderer.kt
index b8bfcc3..0975e74 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/gui/render/BufferRenderer.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/gui/render/BufferRenderer.kt
@@ -7,16 +7,18 @@ import net.minecraft.client.renderer.texture.TextureManager
 import net.minecraft.resources.ResourceLocation
 import org.neoflock.neocomputers.NeoComputers
 import org.neoflock.neocomputers.utils.FontProvider
+import org.neoflock.neocomputers.utils.GPUChar
+import org.neoflock.neocomputers.utils.TextBuffer
 import java.io.File
 import kotlin.experimental.and
 import kotlin.experimental.xor
 
-class BufferRenderer(private var width: Int, private var height: Int, private var id: ResourceLocation, private var buffer: MutableList<GPUChar>) { // TODO: NN buffer
+class BufferRenderer(private var id: ResourceLocation, private var buffer: TextBuffer) { // TODO: NN buffer
     val CHARW = 8
     val CHARH = 16
 
-    private var texwidth: Int = width*CHARW;
-    private var texheight: Int = height*CHARH;
+    private var texwidth: Int = buffer.width*CHARW;
+    private var texheight: Int = buffer.height*CHARH;
     private var image: NativeImage = NativeImage(texwidth, texheight, true); // idk what the boolean is
     private var tex: DynamicTexture = DynamicTexture(image)
 
@@ -46,9 +48,9 @@ class BufferRenderer(private var width: Int, private var height: Int, private va
     }
 
     fun drawBuffer() {
-        for (i in 0..<width) {
-            for (j in 0..<height) {
-                var char: GPUChar = get(i, j)
+        for (i in 0..<buffer.width) {
+            for (j in 0..<buffer.height) {
+                var char: GPUChar = buffer.get(i, j)
                 var x = i*CHARW
                 var y = j*CHARH
                 image.fillRect(x, y, CHARW, CHARH, (0xFF000000+char.bg).toInt())
@@ -57,17 +59,10 @@ class BufferRenderer(private var width: Int, private var height: Int, private va
         }
         tex.upload()
     }
-    
-    fun get(x: Int, y: Int) = buffer[y*width+x]
-    fun set(x: Int, y: Int, c: GPUChar) {
-        buffer[y*width+x] = c
-    }
 
     fun clean() {
         Minecraft.getInstance().textureManager.release(this.id)
         image.close()
         tex.close()
     }
-
-    data class GPUChar(val c: Char, val fg: Int =0xFFFFFF, val bg: Int = 0) // all is bgr
 }
\ No newline at end of file
diff --git a/src/main/kotlin/org/neoflock/neocomputers/gui/screen/ScreenScreen.kt b/src/main/kotlin/org/neoflock/neocomputers/gui/screen/ScreenScreen.kt
index 0e9612d..31d06df 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/gui/screen/ScreenScreen.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/gui/screen/ScreenScreen.kt
@@ -16,18 +16,17 @@ import org.neoflock.neocomputers.gui.buffer.BufferRenderer
 import org.neoflock.neocomputers.gui.menu.ScreenMenu
 import org.neoflock.neocomputers.gui.render.ScreenRenderer
 import org.neoflock.neocomputers.utils.GenericContainerScreen
+import org.neoflock.neocomputers.utils.TextBuffer
 import kotlin.math.min
 
 class ScreenScreen : GenericContainerScreen<ScreenMenu>{
     private var renderer: ScreenRenderer = ScreenRenderer();
 
-    var scrWidth: Short = 0
-    var scrHeight: Short = 0
+    var textBuf = TextBuffer(0, 0)
 
     override fun processScreenStatePacket(buf: FriendlyByteBuf) {
         super.processScreenStatePacket(buf)
-        scrWidth = buf.readShort()
-        scrHeight = buf.readShort()
+        textBuf.decodeContents(buf)
     }
 
     constructor(abstractContainerMenu: ScreenMenu, inventory: Inventory, component: Component) : super(abstractContainerMenu, inventory, component) {
@@ -38,9 +37,9 @@ class ScreenScreen : GenericContainerScreen<ScreenMenu>{
         this.inventoryLabelX = Int.MAX_VALUE
     }
     override fun renderBg(guiGraphics: GuiGraphics, f: Float, i: Int, j: Int) {
-        if(scrWidth > 0) {
-            imageWidth = scrWidth * 4
-            imageHeight = scrHeight * 8
+        if(textBuf.width > 0) {
+            imageWidth = textBuf.width * 4
+            imageHeight = textBuf.height * 8
             renderer.render(guiGraphics, imageX, imageY, imageWidth, imageHeight)
         }
     }
diff --git a/src/main/kotlin/org/neoflock/neocomputers/network/Networking.kt b/src/main/kotlin/org/neoflock/neocomputers/network/Networking.kt
index 8eda826..914830a 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/network/Networking.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/network/Networking.kt
@@ -2,6 +2,7 @@ package org.neoflock.neocomputers.network
 
 import net.minecraft.core.BlockPos
 import org.neoflock.neocomputers.NeoComputers
+import org.neoflock.neocomputers.entity.MachineEvent
 import java.util.UUID
 import kotlin.math.min
 import kotlin.math.pow
@@ -43,6 +44,7 @@ object Networking {
     // for plugins and shi
     class ComputerCheckedSignal(sender: Node, val player: String?, val name: String, val data: Array<Any>): Message(sender)
     class ComputerUncheckedSignal(sender: Node, val name: String, val data: Array<Any>): Message(sender)
+    class ComputerEvent(sender: Node, val machineEvent: MachineEvent): Message(sender)
 
     open class Node(_address: UUID? = null) {
         val connections = mutableSetOf<Node>()
diff --git a/src/main/kotlin/org/neoflock/neocomputers/sounds/Sounds.kt b/src/main/kotlin/org/neoflock/neocomputers/sounds/Sounds.kt
index 99b8f4f..b75a76c 100644
--- a/src/main/kotlin/org/neoflock/neocomputers/sounds/Sounds.kt
+++ b/src/main/kotlin/org/neoflock/neocomputers/sounds/Sounds.kt
@@ -99,7 +99,6 @@ object Sounds {
         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)
@@ -146,10 +145,6 @@ object Sounds {
             }
         }
         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())
diff --git a/src/main/kotlin/org/neoflock/neocomputers/utils/TextBuffer.kt b/src/main/kotlin/org/neoflock/neocomputers/utils/TextBuffer.kt
new file mode 100644
index 0000000..232d08d
--- /dev/null
+++ b/src/main/kotlin/org/neoflock/neocomputers/utils/TextBuffer.kt
@@ -0,0 +1,99 @@
+package org.neoflock.neocomputers.utils
+
+import net.minecraft.network.FriendlyByteBuf
+import kotlin.math.min
+
+data class GPUChar(val c: Char, val fg: Int =0xFFFFFF, val bg: Int = 0) // all is bgr
+
+// TODO: wrapper over NN buffer
+class TextBuffer(var width: Int, var height: Int) {
+    val blank = GPUChar(' ')
+    var buf = Array(width*height) { blank }
+
+    fun encodeContents(buf: FriendlyByteBuf) {
+        // 0x01 means set fg, 0x02 means set bg,
+        // 0x03 means set char+count
+        var lastFg = 0xFFFFFF
+        var lastBg = 0x000000
+
+        buf.writeVarInt(width)
+        buf.writeVarInt(height)
+
+        var i = 0
+        while(i < this.buf.size) {
+            val px = this.buf[i]
+            if(px.fg != lastFg) {
+                buf.writeByte(0x01)
+                buf.writeVarInt(px.fg)
+                lastFg = px.fg
+            }
+            if(px.bg != lastBg) {
+                buf.writeByte(0x02)
+                buf.writeVarInt(px.bg)
+                lastBg = px.bg
+            }
+            var charWritten = 1
+            while((i+charWritten) < this.buf.size && this.buf[i+charWritten].c == px.c) charWritten++
+            buf.writeByte(0x03)
+            buf.writeVarInt(px.c.code)
+            buf.writeVarInt(charWritten)
+            i += charWritten
+        }
+    }
+
+    fun decodeContents(buf: FriendlyByteBuf) {
+        var lastFg = 0xFFFFFF
+        var lastBg = 0x000000
+
+        width = buf.readVarInt()
+        height = buf.readVarInt()
+
+        if(width*height != this.buf.size) {
+            this.buf = Array(width * height) { blank }
+        }
+
+        var i = 0
+        while(i < width*height) {
+            val op = buf.readByte().toInt()
+            if(op == 0x01) {
+                lastFg = buf.readVarInt()
+            }
+            if(op == 0x02) {
+                lastBg = buf.readVarInt()
+            }
+            if(op == 0x03) {
+                val c = buf.readVarInt().toChar()
+                val n = buf.readVarInt()
+
+                for(o in 0..<n) {
+                    this.buf[i+o] = GPUChar(c, lastFg, lastBg)
+                }
+                i += n
+            }
+        }
+    }
+
+    fun inBounds(x: Int, y: Int) = x >= 0 && y >= 0 && x < width && y < height
+    fun get(x: Int, y: Int) = if(inBounds(x, y)) buf[x+y*width] else blank
+    fun set(x: Int, y: Int, pixel: GPUChar) {
+        if(!inBounds(x, y)) return
+        buf[x+y*width] = pixel
+    }
+    fun set(x: Int, y: Int, text: String, fg: Int = 0xFFFFFF, bg: Int = 0x000000, vertical: Boolean = false) {
+        for ((i, c) in text.toCharArray().withIndex()) {
+            val cx = if(vertical) x else x + i
+            val cy = if(vertical) y + i else y
+            set(cx, cy, GPUChar(c, fg, bg))
+        }
+    }
+    fun fill(x: Int, y: Int, w: Int, h: Int, pixel: GPUChar = blank) {
+        // turn it into values we can fw
+        val fw = min(w, width)
+        val fh = min(h, height)
+        for(py in y..<y+fh) {
+            for (px in x..<x + fw) {
+                set(px, py, pixel)
+            }
+        }
+    }
+}
\ No newline at end of file