diff --git a/explainer.html b/explainer.html
index a0bdee0..49cc996 100644
--- a/explainer.html
+++ b/explainer.html
@@ -59,6 +59,10 @@
   ::selection { background: var(--accent); color: var(--bg); }
   :focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
 </style>
+<script>
+  window.va = window.va || function () { (window.vaq = window.vaq || []).push(arguments); };
+</script>
+<script defer src="/_vercel/insights/script.js"></script>
 </head>
 <body class="explainer-page">
   <main class="explainer-shell" data-explainer-shell>
diff --git a/index.html b/index.html
index e1e9b1d..c7df5be 100644
--- a/index.html
+++ b/index.html
@@ -1396,6 +1396,10 @@
 
 </style>
 <link rel="stylesheet" href="assets/explainers.css">
+<script>
+  window.va = window.va || function () { (window.vaq = window.vaq || []).push(arguments); };
+</script>
+<script defer src="/_vercel/insights/script.js"></script>
 </head>
 <body>
 
diff --git a/profiler.html b/profiler.html
index f1f5403..1a2cd8d 100644
--- a/profiler.html
+++ b/profiler.html
@@ -81,6 +81,10 @@
   }
 </style>
 <link rel="stylesheet" href="assets/profiler.css">
+<script>
+  window.va = window.va || function () { (window.vaq = window.vaq || []).push(arguments); };
+</script>
+<script defer src="/_vercel/insights/script.js"></script>
 </head>
 <body class="profiler-page">
   <main class="profiler-shell">
