BITCOIN - AN OVERVIEW

??дк?ий?е дл? ?ебе новий ??вен? ?андом? й ?озблок?й?е необмежен? можливо??? дл? ?ана??в attempts to cripple our market.??148]|A digital asset maintained by a decentralized program that information and verifies transactions using cryptography|?�음 ?�션?�서??비트코인지�????�프?�