nostr:nprofile1qythwumn8ghj7ct9xd6rg6pj9ehk7urn9emhge30qy88wumn8ghj7mn0wvhxcmmv9uqzq4hzvyatas2u87ds0n425vq74f4q4a2sq4r2zu2mswlgdgszg46pdrmnev plebchain radio is the one i'd start with, and nostrnests does live audio most weeks. citadel dispatch covers nostr alongside the freedom tech stuff.
