The BTC/USD pair will determine the cost of Bitcoin crypto currency in US dollars. Currently, the pair is the most popular pair with bitcoins. Innovative technology P2P (peer-to-peer), which allows you to conduct transactions without control by the government and the banking sector. Bitcoin is a new generation of crypto currency, issuance and all transactions occur on the Internet. Anyone can use the currency. A feature is the rapid growth in value and a favorable forecast, so traders and investors closely follow developments and use the pair to increase their revenues.