The volume of coins circulating out there and accessible to the public for buying and selling, much like publicly traded shares around the inventory market place. 用户有一种安全的、内置保障机制，仅当用户表示同意后，资金才能够转手。同样，开发者可以确信相关规则将不会变化。 The shortage of the central authority may also make cryptocurrencies more secure. "It's hack-evidence mainly becaus... https://brooksyjswa.bimmwiki.com/10266309/article_under_review