Indian gov also said that Bitcoin is a ponzi like scheme.they said that all crypto coins ponzi and warn people."The government said VC transactions are encrypted and are likely being used for terror-funding, smuggling, drug trafficking and money laundering".google search or Read full article http://www.thehindubusinessline.com/money-and-banking/government-puts-bitcoin-in-ponzi-scheme-basket/article10005234.ece
So sure bitcoin and other crypto soon crash