Understanding #Bitcoin #Blockchain:
A Beginner's Deep Dive Guide for Enthusiasts.
A very comprehensive and didactic video by nostr:nprofile1qyxhwumn8ghj7mn0wvhxcmmvqyg8wumn8ghj7mn0wd68ytnvv9hxgqpqqs3skw0yt7kj30kgapgh63wvdswaljjh9kydapkefjywcxe8tw7s95rs5s