You probably also know more than a few people from university who've been addicted to nicotine and/or curled up in a bottle of booze for the last twenty years.

You probably also know more than a few people from university who've been addicted to nicotine and/or curled up in a bottle of booze for the last twenty years. Your point, exactly? Bonus points for the pun in the last sentence, since we're talking about drug prohibition which LITERALLY "traps" people in jail for possessing a plant...