diff --git a/web/world/editor.html b/web/world/editor.html
index 4bc6130..f6ed01b 100644
--- a/web/world/editor.html
+++ b/web/world/editor.html
@@ -195,13 +195,24 @@
 import { createEditor } from './js/editor.js';
 
 try {
-  await createEditor({
+  const EDITOR = await createEditor({
     canvas: document.getElementById('ed-canvas'),
     side: document.getElementById('ed-side'),
     toolbar: document.getElementById('ed-toolbar'),
     readout: document.getElementById('ed-readout'),
     hint: document.getElementById('ed-hint'),
   });
+
+  // The two lane panels, mounted AFTER createEditor resolves because both need
+  // a live EDITOR — B's reads `globalThis.EDITOR` on import (self-registering,
+  // nothing to call), C's exports a mount function. Landed by the integrator at
+  // SPRINT14 integration: both lanes built against A's published seams and
+  // asked for this one line each; A had finished by then, so it's mine. Inside
+  // the try on purpose — a panel that throws is an editor that says so on the
+  // glass rather than a rail with a hole in it.
+  await import('./js/editor_score.js');
+  const { mountWindPanel } = await import('./js/editor.wind.js');
+  await mountWindPanel(EDITOR);
 } catch (err) {
   // The editor is a tool, so it fails LOUD and on the glass. index.html's boot
   // failure writes into a hidden #dev div and shows a stranger a blank page