Bitcoin successfully performs its function as a store of value, thats one of reasons why its oftenly called a digital gold. The methods of mining of both bitcoin and gold are similar in a way. Reduction in the speed of bitcoin mining in the future and its limited quantity is as attractive for investment as scarcity of gold. The price of gold is less volatile, the market is more liquid and regulated. But the growth of bitcoins price is very impressive. Bitcoin has been created in 2009 and currently one coin costs as approximately 0.2 lb of gold. In a few years, the price might be equal to 2 lb of gold or ever more. Meanwhile, the golds price is very stable.