ΤΙ ΕΙΝΑΙ ΤΟ BITCOIN

https://high-wiki.win/index.php?title=7_Things_About_Bitcoin_απατη_You'll_Kick_Yourself_for_Not_Knowing_73379

Bitcoin is a digital currency which operates free of any type of central control or the oversight of banks or federal governments. Rather it relies upon peer-to-peer software and cryptography.