Of course I know libertarians, too many of them, I prefer conservatives, and was smart enough in 1975 to catch the leftism of the libertarians.
They are behind conservative lines fighting for social engineering everywhere, they are the commandos of the left, advancing the agenda and erasing conservatism, blurring the lines with a new vocabulary, even Mitt Romney adopted it to justify his radical leftism.
Substance bans are social engineering - it was Progressives who pushed for alcohol Prohibition - and just as that social engineering failed, the social engineering of current drug bans is failing in all the same ways.