Unfortunately, most abused drugs usually make the user unable to function well as a responsible adult. Even if taxed and legalized, many of those users would still steal to support the habit. Some drugs release the ego while snowing inhibitions. Most ER Docs, EMT's, and cops know that with some folks, mixing stimulants like cocaine or amphetamine with alcohol frequently produces a character approximating demonic evil.
Wouldn't need to steal, since it would be extremely cheap. Drug addicts don't steel them in Holland.
