p2p is unrelated to (these) caching strategies. They'd do the same if it was all centralized. Why not just download a huge bunch of songs using bit torrent and

p2p is unrelated to (these) caching strategies. They'd do the same if it was all centralized. Why not just download a huge bunch of songs using bit torrent and pretend to be using Spotify? No partially cached songs, no proprietary anything, etc.