On Tuesday a Dutch court sentenced the programmer Alexey Pertsev to five years in prison. The court found him guilty of money laundering because the "Tornado Cash" software he developed enables criminals to carry out completely anonymous and untraceable crypto transactions (so-called "crypto mixer")
I’m downvoting you, but only because you wrote “whose only purpose is for shooting humans”, which is false statement.
Really, you could have used better examples like brass knuckles. They can’t be used for anything else other than injuring and killing people.