diff --git a/public/index.html b/public/index.html
index fe15a26d..2ac4164b 100644
--- a/public/index.html
+++ b/public/index.html
@@ -60,6 +60,11 @@
     />
   </head>
   <body>
+    <!--
+      ✨ Hi!! Writing a user script? Our CSS class names aren't super stable, sorry.
+      Send me an email at matchu@openneo.net about what you're trying to do,
+      and I'll see if I can add hooks for you!
+    -->
     <script>
       // HACK: This is copy-pasted output from Chakra's <ColorModeScript />. It
       //       initializes our color mode to match the system color mode. The
