diff --git a/Plugin/unraid/Varaverk.page b/Plugin/unraid/Varaverk.page
index 5859901..c75725c 100644
--- a/Plugin/unraid/Varaverk.page
+++ b/Plugin/unraid/Varaverk.page
@@ -65,10 +65,16 @@ require_once "$pluginDir/include/config.php";
 // available to it at all.
 //
 // Not in js/varaverk.js, which would otherwise be the obvious home: that file is loaded by a
-// <script src> *below* the tab include, so it is not defined yet while a page's inline script is
+// src-tag *below* the tab include, so it is not defined yet while a page's inline script is
 // running. The shared formatters there survive only because every caller is inside a fetch
 // callback. An escaping helper must be callable from the first synchronous line of a page.
 //
+// Never write a literal script tag inside this block, not even in a comment. The tab body is
+// injected into the page by the webGUI rather than parsed as part of the document, and the
+// opening sequence ends this element early wherever it appears — the whole file then renders as
+// visible text and every tab loads dead. That is not theoretical: the comment above said it with
+// real angle brackets and took the monitor tab down on 2026-08-07.
+//
 // String() rather than assuming a string: these are fed payload fields that are frequently
 // numbers, and sometimes null or undefined. A helper that throws on a number is a helper call
 // sites will skip.