Hi there,   I'm yet another person that tries to play back a video on scroll I already checked (this, this, this and this thread and copied lots of code from this nice example rendered below my post) but did not succeed in making my videy play back smoothly.   I created this sandbox to play around with it: https://codesandbox.io/s/nostalgic-mopsa-nghmmm?file=/src/App.js   I encoded my video using the following command: ffmpeg -y -i videoplayback.mp4 -vf sca