A person doesn't have to get an entire bitcoin as bitcoins is usually divided into little units named satoshis, named following the creator. A satoshi is equivalent to 0.00000001 bitcoin. Based upon a free of charge marketplace ideology, bitcoin was invented in 2008 by Satoshi Nakamoto, an not known individual. https://dominickzrkaq.bloggactivo.com/30470784/the-ultimate-guide-to-bitcoin