Instead I'm developping YYdlp-GUI: The GUI wrapper of yt-dlp(https://github.com/yt-dlp/yt-dlp/tree/master)
- Download AV1,VP9,H.264,Opus,AAC (if exist)
- (AV1>VP9>H.264)+(Opus>AAC)->MKV
- delete Video which merged into MKV
yyytp.py "URL" (-no-cache) (-debug)