The most criminal currency out there is USD dollar in cash...Want to stop criminals? Ban US dollar in cash!!

Why do we need to ban USD dollar? Yes there were possible that bitcoin abused and used for some criminal acts, in reality people are being much smarter in terms of illegality. Even bitcoin or USD there are no differences if the persons wants to make evil they can used all their resources. No matter what should they do, they cannot eliminate the peoples who make wrong things.