Bitcoin (Bitcoin) electronic money, or rather, it's a virtual cryptocurrency. In spite of the fact that this currency is virtual, it can be exchanged at any time for quite real dollars, rubles, euros and any other currency. Bitcoin is one of the most reliable electronic means of payment and ranks first among the cryptcoins https://www.crosslytics.com/top-volume-cryptocurrencies/. Course Bitcoin, recently, is constantly growing, which makes it profitable to keep your savings in bitcoins. Interestingly, even WebMoney, along with rubles, dollars and euros, has the ability to store money in a currency equivalent to Bitcoin, for which the WMX purse is used.