#Bitcoin — open, interoperable protocol for money

#Nostr — open, interoperable protocol for speech and communications

#Ecash — open, interoperable protocol for bitcoin banks

[via episode 206 of *Bitcoin Fundamentals* with nostr:npub1s5yq6wadwrxde4lhfs56gn64hwzuhnfa6r9mj476r5s4hkunzgzqrs6q7z and nostr:npub1qny3tkh0acurzla8x3zy4nhrjz5zd8l9sy9jys09umwng00manysew95gx]

https://fountain.fm/episode/QJpYg0044iM7rx9nQqGF

https://nostrcheck.me/media/633060d97076f9d00e9d57b912ab5b7c75be562e465951c2cbc4d6de110d9d73/72ee7367a33ed491a79e6a09028187ad517957cbbebe507fd0bf6a3d9ace196f.mp4