This could've been an... Ecash.

nostr:nevent1qqsfdsvpxax4vl0pl9gh3gq6k2e22sarqzp80zk3qycqp4a7gwvk8nqpzamhxue69uhhyetvv9ujuurjd9kkzmpwdejhgtczyqlhwrt96wnkf2w9edgr4cfruchvwkv26q6asdhz4qg08pm6w3djgqcyqqqqqqgszdjgd 

 If Brian didn't know what the hell Lightning was a year ago, he absolutely has no clue about ecash 🤣