The moment all the countries convert to crytocurrency would be the beginning of many amazing things to happen to the world and the financial sector, the process sending and receiving funds worldwide would become very fast and easy, it would lead to growth of businesses and make life easier for citizens of the world.
I agree with this. The currency will come to a new face. The cryptocurrency will lead the world and help everyone to have a better life. Easier and accessible transactions will be done at the same time fastest way. This will help our daily task to be an instant. This thing is not impossible to happen so lets just hold for now.
this will facilitate transactions between countries, and will not complicate those who are indeed interconnected between countries, not only that countries can freely trade their goods with bitcoin payment instruments that can be used...