Among the many technological breakthroughs of NASA’s Apollo project to land a man on the Moon was the Apollo Guidance Computer that flew onboard Apollo spacecraft. In an era when most computers were refrigerator-sized—if not room-sized—the AGC weighed only about 70 pounds. It was one of the first computers to use integrated circuits.
Mining is a key part of the process for maintaining bitcoin’s shared transaction ledger, or blockchain. To win the right to add a block to the blockchain, you