ΤΙ ΕΙΝΑΙ ΤΟ BITCOIN
https://tiny-wiki.win/index.php?title=10_Things_You_Learned_in_Preschool_That'll_Help_You_With_Bitcoin_απατη_36842
Bitcoin is a digital currency which operates devoid of any kind of main control or the oversight of banks or federal governments. Rather it counts on peer-to-peer software and cryptography.