Many cities have stopped the DARE program, and all of the studies show it doesn't work because it's basically based on untruthful scare tactics. You tell kids that all drugs, including marijuana are dangerous, and they end up trying them anyway. What we really need is truthful education about drugs, not deception. They'll think there's a 'cure' so they'll give it a try. That seems like a very unlikely argument.
Nobody wants a disease.
It will be on the CA ballot in november. If your question is about Wisconsin, I was there two months ago and spoke to people working on prison reform, and there is a movement underway to do exactly this kind of thing in Wisconsin where they have the highest rate for spending on prisons in the country. A good bit of the savings comes from avoiding the whole drug prosecution process. The nubers in CA show literally hundreds of millions of dollars saved in those areas. Also, these numbers are really staggering.