Bitcoin is virtual money present in the Internet that you can use to pay with, pass along to others or exchange for physical money. BitCoin is also the name of the computer network through which all bitcoin operations are performed, the cryptocurrency system that operates currency with the same name. A bitcoin transaction is in essence a process of exchanging encrypted data. The main feature of BitCoin is its lack of single administrative engine, the pros and cons of which will be inspected closer further on. The unit that stores bitcoin information is called a wallet.
Maximum total emission of bitcoin is not going to expand beyond the number of 21 million. By the beginning of the year 2014 there have been 14 million bitcoins already in circulation. There is an official graph created which established, based on the statistics of bitcoin increase, the epochal date of creation of the last, 21-million-th bitcoin