nostr:nprofile1qqsdymmcuk25z9a4cefc5ttv3z3zjmr9cqu8wque6urf49uzd6cx49gppemhxue69uhkummn9ekx7mp0qy2hwumn8ghj7un9d3shjtnyv9kh2uewd9hj7qgmwaehxw309ahx7um5wghx7unpdenk2urfd3kzuer9wchsm634v2 may be talking about the new NIP-60 nut wallet and NIP-61 nut zaps. 0xchat doesn't support those yet but they've already stated they'd support them. If we're just talking cashu support them 0xchat is probably the first client though.