Depending on how you count its birth, bitcoin turned 10 years old today. The first lines of code were committed to the bitcoin blockchain on January 3rd, 2009, a few months after the publication of the original whitepaper. These lines of code, known as the âgenesis block,â are credited to the person or persons known as Satoshi Nakamoto. On January 12th, Nakamoto sent 10 bitcoin to Hal Finney, and a new finance counterculture was born. At this point, the bitcoinâs worth was negligible. Users essentially gave each other bitcoins as rewards for good comments in forums. The first ârealâ transaction took place on May 22nd, 2010. Laszlo Hanyecz bought two pizzas for 10,000 bitcoin, or about $30. (At current prices, 10,000 bitcoin would be worth $38 million. I hope that pizza was tasty.) For most of its life, bitcoin drew from three main overlapping communities: the small community of original investors and true believers, the blockchain technology aficionados, and the speculato...