diff --git a/hive-ag3nt/assets/screen.html b/hive-ag3nt/assets/screen.html
index 4899567..338b5dc 100644
--- a/hive-ag3nt/assets/screen.html
+++ b/hive-ag3nt/assets/screen.html
@@ -467,7 +467,8 @@ canvas { display: block; cursor: default; }
       case 'server-init': {
         const b = drainTo(24);
         if (!b) return false;
-        fbW = u16be(b, 0); fbH = u16be(b, 1);
+        // RFB ServerInit: width @ bytes 0-1, height @ bytes 2-3.
+        fbW = u16be(b, 0); fbH = u16be(b, 2);
         // pixel format: bpp=b[4], depth=b[5], big-endian=b[6], true-colour=b[7]
         // red/green/blue max/shift at b[8..17]
         pixelFormat = {
@@ -493,12 +494,10 @@ canvas { display: block; cursor: default; }
         if (!b) return false;
         const msgType = b[0];
         if (msgType === 0) {
-          // FramebufferUpdate
+          // FramebufferUpdate: type(1) + padding(1) + nRects(2). The type
+          // byte is already consumed above; hdr covers padding + nRects.
           const hdr = drainTo(3);
           if (!hdr) { chunks.unshift(b); totalBytes += 1; return false; }
-          drainTo(1); // padding (already consumed with hdr? no — hdr is 3 bytes after the type)
-          // Actually: message type (1) + padding (1) + nRects (2) = 4 bytes total after type byte
-          // Let's re-do: type byte consumed, then 1 pad + 2 nRects = 3 bytes
           updateRects = u16be(hdr, 1);
           state = 'rect-header';
         } else if (msgType === 2) {