File hosting in hostile environments requires chunking to prevent delay attacks. Now Nostr has Merkle DAGs that are faster than IPFS’s, without the complexity of IPFS. You can store media in multiple places and switch as you please, as Semisol described.

Check out my presentation at Nostrasia and the new whitepaper, just released last night. Iris.to will be the first client to integrate the multimedia merkle trees. nostr:note1xqfcx3nq9tqyj9ctw0enctsx4kxfd9r0nctt69rapslw0apa3r3s46qyeg