No need to fear Bitcoin if you are governing your people right and isolating those who refuse to do right. Otherwise what is meant for good would be used by the lawless.
It's like fire, it's meant for good and could be misused if members of your society become darkened by evil around them. So, you fear they would misuse things they can access such as fire, or use them to attack other people or society. The fire on its own is not the problem but the evil that has been allowed to spread among the people which makes them to misuse things. If you ban fire, it won't stop them from making fire from rocks when they need to cook or attack, or they will still find other ways to attack because the evil in them rather than fire  wants them to do wrong. . Besides, it would be foolish to ban fire rather than stop evil from spread in the society.. If people are lead morally, they will know the right way to use the fire and will see no reason to attack with it. And the society would be peaceful.


Bitcoin is meant for good. It's a technology built with the right principles for the benefit of society. It has become one of the sources of income and investment for many people all over the world. And it's really doing well for them in that regard, even though it was created as a system independent of the world's economy. It does not seem to need the world as it can thrive on its own system, but the world seems to desire it because of how well it's built and has become
Banning it won't stop people from being lawless
The evil in people which spreads like disease is what makes them to be lawless. National administrators should try to stop evil from spreading in society rather than banning harmless Bitcoin.