Bitcoin is used all over the world. Some unscrupulous people are using bitcoin for all kinds of bad things. Because there is no evidence of a transaction. The level of bitcoin use in the crime cycle is increasing. If we don't take action soon, it will have a big impact on the world. Criminals in different countries use bitcoin.
Bitcoin is used in all developed countries of the world. However, mafia groups around the world use bitcoin. I think it is important for the government to take action in this regard. But in the end Bitcoin is the best.