Except the US has already had an opioid addiction problem. Hell, I can remember sitting in the chat of an MMO where a particular user was trying to convince eve

Except the US has already had an opioid addiction problem. Hell, I can remember sitting in the chat of an MMO where a particular user was trying to convince everybody, including children, that heroin was safe. And yes, cannabis use did go up with legalization. Those that have troubles with addictions are in trouble.