It's not about bitcoin, and that it poses a threat. The fact is in what hands it lies. I think it's obvious that bitcoin can be used in the criminal sphere. And this factor can not be avoided. Criminals can use the Internet, but that doesn't mean you have to ban the Internet. Simply there are various tools which help to prevent any actions of criminals. The cryptocurrency market is still too young to pay attention to at the moment. But time will pass and oxygen will be blocked to criminal activity and in this sphere. I am sure