ΤΙ ΕΙΝΑΙ ΤΟ BITCOIN

https://simonbdlx115.bravesites.com/entries/general/10-secrets-about-btc-price-usd-live-chart-you-can-learn-from-tv

Bitcoin is an electronic currency which operates without any main control or the oversight of banks or governments. Instead it depends on peer-to-peer software program and cryptography.