The story so far: In January 2009, a mysterious coder, Satoshi Nakamoto, launched Bitcoin, an open-source financial network a decentralised, peer-to-peer system with no rulers. On May 22, 2010, a developer named Laszlo Hanyecz paid 10,000 Bitcoin for two Papa John’s pizzas, at an exchange rate of 0.1 cent per Bitcoin. Those 10,000 Bitcoins are today worth more than $500