The main reason for prohibitions is very simple. Transfers in a currency different from the national one, lead to poor economic performance, including GDP (one of the main indicators). This way, it is easier to launder money or transfer funds outside the country. Neither banks nor payment processors will get their interest.
McCall Robinson a manager of Merchant Accounts, believes that most countries prohibit Bitcoin because it cannot be regulated and he said that. "Many governments do not like the very idea that there is another form of currency that they are not able to control. The supervision takes place on the Internet. Some countries consider it as danger to their society and government.
Yes you're correct. The main reason why a lot of government still don't want or still ban cryptocurrencies because they can't control it they cannot regulate it that's why they ban cryptos. Some people said that cryptocurrencies makes the economy of one country become poorer.
As what I have read on articles regarding governments want to banned crypto currency is because they are accusing that crypto is a root of a money laundering, option of criminals to seek easy access of crime act, but despite of this reason what I have think is that the only reason they want to banned is simply because they have no control and they cannot take money from it.
I think this is inseparable from the politics of a country. of course there are politicians who forbid it because they don't want to get out of the safe lane. so as if disturbed by the presence of cryptocurrency, because it is a new thing