You could have local caches of the users recently watched videos on their machines as available seeds. bittorrent now also supports http based init seeds so you could create torrents with a verified sha of a youtube mp4 downloaded once or something like that.
if someone is seeding that video cause they recently watched it and it remains on their local cache, you could get the bits from there vs hitting youtube servers
alt Hacker News
You could have local caches of the users recently watched videos on their machines as available seeds. bittorrent now also supports http based init seeds so you could create torrents with a verified sha of a youtube mp4 downloaded once or something like that.
if someone is seeding that video cause they recently watched it and it remains on their local cache, you could get the bits from there vs hitting youtube servers