[colordrops]

> There's nothing, absolutely nothing

No, there is something. You could use the blockchain as a decentralized torrent tracker.

[13]

Why on earth does that need canonical ordering.

[colordrops]

It's not about the canonical ordering. It's about storing the pointers to files in a way that cannot be taken down by authorities. The playlists themselves could be stored anywhere, including but not necessarily in the blockchain.