Last nights book club on nostr:npub1dergggklka99wwrs92yz8wdjs952h2ux2ha2ed598ngwu9w7a6fsh9xzpc "21 Lessons" was a success on nosternests.com! Check out the recording on https://bitcoincharlotte.org/book-club/

Also the video from the book can be found here about sha 256 https://www.youtube.com/watch?v=S9JGmA5_unY