Crypto mining hide in mountains (Kazakhstan) The temperature there is about 10 C whole year and combined that with low energy cost about 0.03S/kWh. People can make lifelong contract. ROCK2 tokens during ico the price was set 1USD 1 TOKEN. One of the project that was hyped during the ico madness but right now is bleeding and nobody knows about it the project was ballsy and maybe could work if the founders were more dedicated and not just hunting free money