Education is really the key for them to be able to accept what is the benefits of making cryptocurrency run world wide. Some of the government has a bad views on the crypto because they are lack of knowledge of what it can do and how can it change the economy of the world. In this generation, we really need to adopt on whats on trend like crypto.
It says that it could be an alternative way of payment. I don't think that wolrd could be run in Cryptocurrencies. Fiat still the best currency to run all of the countries needs since not all are technically inclined people and not all people have internet access. Acceptance will be possible if the people will be well-informed in Cryptocurrency.