The cost of mining bitcoins has often been criticized by opponents of crypto-currencies. Let's see how much 1 BTC costs in barrels of oil. The industry of crypto currency is developing at a frantic pace and bitcoin continues to be the driver. It is on its extraction that most of the miners are oriented. The cost of bitcoin and relative stability of growth attract more and more people to this sector. The complexity of the network is growing and getting bitcoin is getting harder and more expensive. More and more new capacities are being introduced, which consume more and more electricity, for the production of which, mainly, oil is burned.