Possible or may not, BTC is now slowly being accepted by the economy and people would like the same thought they can support the use of Bitcoin but they cannot replace their currency because it a decentralized the government don't want to have a coin that they can't fully be authorized to handle, also another thing is there's a limit only of the number of supply and sooner or later the price of this coin might arise due to people keep holding and there's a lot of pair related into it so volatile is on board, no one wants to have their money getting surge dump by this instead having a dollar or any of their currency.
Slowly government will allow with many business and companies have good viewed or accepted bitcoin as payment currency in the future regarding how costumer expected easily payment using bitcoin. Government looking bad viewed when accepting bitcoin as legal payment transaction will give bad impact with their local currency leaves by the citizen and prefer keep use bitcoin how easily make transaction without get limit sending fund.
Bitcoin have adopted by many companies and business model right now but government still not allowed as payment transaction, but if have revolution with new government actually get chance with bitcoin become legal payment currency in the future. Right now some countries still dominance with parliament or president not support with bitcoin, but every government change each 5 years get potential if new president have positive viewed with bitcoin in the future and legal it as payment currency.