Crypto currency has a greater future no doubt and we have already seen it since the inseption of Bitcoin in 2009 ehen its value was below a dollar and now above $8,500 as at time of this post.
Actually, bitcoin has a big potential to have a better and bright future. I think the adoption of bitcoin in economy and industry will totally spread in all country in the near future, Furthermore, at this point some countries already start to accept bitcoin and I think all countries in the future will accept it and they will legalized as a currency.
Besides, it can completely alter there important authorities of the government that are the monetary policy used by the government to alter the money supply to the economy and to control the inflation or deflation by using this instrument.
Besides, the banking system can be upgraded to the next level if Bitcoin became the international currency in future and if it is able to replace the cash from the society. Having said that, we are in a position to conclude Bitcoin will gain huge worth in future.