You could make the same point about murderers, though. If we ignore them we save tax money spent today on investigations, trials, and imprisonment. The solutio

You could make the same point about murderers, though. If we ignore them we save tax money spent today on investigations, trials, and imprisonment. The solution should do more good than harm. In the case of victimless crimes like for most marijuana usage the solution is clear. But highly addictive drugs lead to victims other than the user, including the general taxpayers who helped fund their upbringing.