Besides, there are countries that are developing and they do not want any new thing to disrupt their economies so they are not allowing the technology to take over though they can benefit from it as well.

Many states will issue their own centralized cryptocurrency. It will actually be the same national money, only in digital form. They will walk in parallel with the national money of the states and will play a secondary role. They will not replace each other, but various combinations of their joint existence are quite possible. Cryptocurrency is only developing and in the future it is able to give us many new surprises.

Venezuela started it with their government-issued virtual currency or called Petro but many considered it as a failure because it is not widely accepted or used by its own people. The plan of other countries to issue their virtual currency in the future will surely many challenges and their no assurance that it will be accepted like the leading cryptocurrencies. Wealthy nations like the US might successfully launch their own crypto when they pegged its price to their own globally used currency, the dollar.

it is contrary to decentralization that we are accustomed to embarking on a local official cryptography for governments, but it will be a tremendous innovation that countries can make for their own interests.