New source found from dndbeyond.com

ddb_main/node_modules/@mui/utils/esm/debounce/debounce.js

@@ -0,0 +1,17 @@
+// Corresponds to 10 frames at 60 Hz.
+// A few bytes payload overhead when lodash/debounce is ~3 kB and debounce ~300 B.
+export default function debounce(func, wait = 166) {
+  let timeout;
+  function debounced(...args) {
+    const later = () => {
+      // @ts-ignore
+      func.apply(this, args);
+    };
+    clearTimeout(timeout);
+    timeout = setTimeout(later, wait);
+  }
+  debounced.clear = () => {
+    clearTimeout(timeout);
+  };
+  return debounced;
+}