wip silence

info log which are purely informational and log with std err
and failure that mediapipe also raises as real js exceptions

src/frontend/src/features/analytics/exceptionFilters.ts

@@ -8,6 +8,28 @@ const IGNORED_EXCEPTION_PATTERNS = [
   // the close reason is already logged by the SDK.
   // See: https://github.com/livekit/client-sdk-js/issues/2062
   /^Event captured as exception with keys: isTrusted$/,
+  // MediaPipe's WASM writes its native logs to stderr, which Emscripten
+  // routes to console.error, which PostHog's console capture then promotes
+  // to an $exception — even though nothing was thrown. Two flavors:
+  //
+  // 1. "INFO: ..." lines are purely informational. In particular
+  //    "INFO: Created TensorFlow Lite XNNPACK delegate for CPU." is a
+  //    SUCCESS message: TFLite prints it when it lazily initializes CPU
+  //    inference on the first segmented frame. It fires on every effects
+  //    init, on every browser and delegate (the GPU delegate still
+  //    instantiates the CPU/XNNPACK delegate for non-delegated ops), so it
+  //    was our single noisiest "error" while carrying zero signal.
+  /^INFO: /,
+  //
+  // 2. absl-formatted log lines, e.g.
+  //    "E0901 19:21:45.443000 1880752 gl_graph_runner_internal.cc:260]
+  //     StartGraph failed: ..."
+  //    (severity letter E/W/I/F + MMDD + timestamp). These are the stderr
+  //    *copies* of failures that MediaPipe also raises as real JS
+  //    exceptions, which we already capture via reportError / thrown
+  //    errors. Dropping them de-duplicates each incident (previously
+  //    counted 2-3x) without losing the actual error report.
+  /^[EWIF]\d{4} \d{2}:\d{2}:\d{2}\./,
 ]
 
 const shouldIgnoreException = (value: unknown): boolean =>