Mar 19, 2025 This Friday the 21st! This Friday the 21st!https://lu.ma/szty2komIf you want to learn about… This post and comments are published on Nostr. Written by: Harlem ₿itcoin 🗽🧡 A decentralized community for anyone interested in learning more about #bitcoin in the NYC area and beyond. No experience necessary! All are welcome.