Usage of cryptocurrencies, despite recent growth in interest, is still quite narrow, so now it can cope without regulations to more or less extent. But the speed with which cryptoworld is developing is incredible, and soon it will become huge financial sphere, that must be regulated for the security and convenience of usage. Regulation doesnt mean ban or total control of cryptocurrency it is just set of rules that helps to manage complex system. The aim of regulation is to set working relationship with cryptocurrencies, and nothing more.