Nostr combines social media with easy to use bitcoin payments called 'zapping'. It's fun! Examples of clients: Web: Iris IOS: Damus Android: Amethyst You find me with this public key (a sort of e-mail address): npub1sv4zk080fvt4f3982u5kffzdkex3nx3nm0kylky29um2xws5h4wsxvswtsrw4