Nice meeting today with nostr:npub1u6u7c4enakj00phjzqvek6nhk5zt2vpnhghddpqgj8q5j7ww4lasmzjeyd at nostr:npub19wh4v7vm29sp3nuxnq7ru54pzeupkenaz6a6hl7370g02wqk4mkqn0qweq about Nostr signatures, decentralized relays, multiple data/kinds, serendipity, AI