Yes, indeed, Bitcoin needs to do a lot of work so that Bitcoin is a global system. While this is an unstable technology in terms of volatility.
Already it has got a name as global currency due to anywhere accessing feature, that means unlike the location one can find the bitcoin trader in that location and sell bitcoin in exchnage of fiat. When it comes to the future, bitcoin is progressing on the right path, but it alone doesn't gonna serve as the future lot many changes is supposed to take effect to achieve the same.