Which is slightly odd, considering we had something like 100 years during which codeine, cocaine, heroin, morphine, and a whole bevy of other currently-schedule

Which is slightly odd, considering we had something like 100 years during which codeine, cocaine, heroin, morphine, and a whole bevy of other currently-scheduled drugs were sold essentially unregulated, over the counter and at every county fair in patent medicines. Surely there must be some data there that some conclusions could be drawn from.