I built a proof of concept doing exactly that a few years ago[0]. The codebase is unmaintained and the demo website has been down for a wee while too, but it's

I built a proof of concept doing exactly that a few years ago[0]. The codebase is unmaintained and the demo website has been down for a wee while too, but it's basically this idea. Only issue is that the overhead to establish WebRTC connection is heavy, so it's not exactly lightweight... 0: https://github.com/pldubouilh/live-torrent https://github.com/pldubouilh/live-torrent