ΤΙ ΕΙΝΑΙ ΤΟ BITCOIN

https://atomic-wiki.win/index.php?title=15_Most_Underrated_Skills_That'll_Make_You_a_Rockstar_in_the_bitcoin_παγιδες_Industry

Bitcoin is a digital money which runs devoid of any type of central control or the oversight of financial institutions or federal governments. Rather it depends on peer-to-peer software application and cryptography.