On October 31, 2008, the Bitcoin white paper "Bitcoin: A Peer-to-Peer Electronic Cash System" was released. On January 3, 2009, the first block of Bitcoin (the genesis block) was launched, and the first 50 bitcoins were officially launched, and Bitcoin has been operating safely ever since. On May 22, 2012, someone exchanged 10,000 bitcoins for two pizzas worth $25, making it the first time that bitcoin was exchanged with a sovereign currency with an exchange ratio of 1:0.0025. With this as a ...