Please check the link for more information and also the Bitcoin is started to Tumble as all the nations are starting to curb the trade.
https://www.marketwatch.com/story/heres-how-the-us-and-the-world-are-regulating-bitcoin-and-cryptocurrency-2017-12-18
They are trying to stop it because according to them it would harm the economy as well. Currency had always been in the hands of the nations and they had the monopoly which is why they are fearing for such high demand of cryptocurrency.
Once the power of nations in terms of currency is gone they would become vulnerable and it would take them to a lower position so please trade now and earn more money as possible because once it starts to regulate it would take things slow down and it would be tuff to earn anything...