Face Pause
Chrome (v56+) has a new FaceDetector API which basically lets you detect faces in images easily, so what if we could pause youtube when you look away or going to make a sandwich 🍞?

You can install Face Pause from the Chrome web store
chrome://flags#enable-experimental-web-platform-features
git clone https://github.com/Hemmingsson/Face-Pausenpm installnpm run buildFace-Pause/build/chromeThe following tasks can be used when you want to start developing the extension
npm run chrome-watch$ claude mcp add FacePause \
-- python -m otcore.mcp_server <graph>