This is the perfect client for accessing Internet Archive content! Each IA item automatically has a torrent that has IA's web seeds. Try Big Buck Bunny:
btfs https://archive.org/download/BigBuckBunny_124/BigBuckBunny_1... mountpoint
btfs https://archive.org/download/BigBuckBunny_124/BigBuckBunny_1... mountpoint
btplay https://archive.org/download/BigBuckBunny_124/BigBuckBunny_124_archive.torrent