3 ms·How does it do this? Is this something the uploader of the video provides?by busymom0 5y agoHow does it do this? Is this something the uploader of the video provides?stavros 5y agoIt's user-provided.jffry 5y agoAll the data is submitted by users of the browser extension (there's a thumbsup/thumbsdown system to flag bad submissions)Seirdy 5y agoIt can also be submitted via a Newpipe fork or mpv script.