比特币是一种由P2P软件计算产生的跨平台虚拟货币,最早产生于2008年,其主要依附于互联网传播。比特币可以说是目前使用最为广泛的虚拟货币。截止到2013年03月10日,已发行的比特币为10875775 BTC,根据2013年3月10日最新价格计算,总市值约为5亿美元。而最近,比特币市值一直呈飙升的态势,据称总市值已近高达10亿,开始受到各大媒体的关注。比特币的第一特性——虚拟性比特币只存在于计算机的虚拟世界,其本质和其他所有由计算机计算产 Bitcoin is a cross-platform virtual currency calculated by P2P software. It originated in 2008 and is mainly attached to the Internet. Bitcoin can be said that currently the most widely used virtual currency. As of March 10, 2013, the issued bitcoin was 10875775 BTC, with a total market capitalization of approximately $ 500 million based on the latest price of March 10, 2013. Recently, the market value of bitcoin has been soaring. It is said that the total market capitalization has reached as high as 1 billion and has started to receive the attention of the major media. Bitcoin’s first feature - virtual bitcoin exists only in the virtual world of computers, its essence and all other computer-generated