Hashcash, invented by adam3us (npub1qg8…24kw), is cited in the Bitcoin whitepaper.
Yet in 2013, watching bitcoin pass $100, he thought he had missed the boat.
https://youtube.com/shorts/52_LhzOOIIQ?feature=share
Own your bitcoin from day one. Download the Blockstream app:
https://blockstream.com/app/
