99% of the "Pot Lobby" is financed by a few billionaires. Soros, Sperling, Lewis. Now, why are these guys so concerned about sick grandma who wants her pot. They aren't!
Well this must be the one thing on Earth that I would agree with Soros, Sperling or Lewis on. But what's in it for them? It's always about money to those guys.
You've brought up a good point.
The "powers behind the thrones" are far better served when the unwashed masses are strung out in one manner or another.
That's why recreational drug use / abuse will always be with us. If a significant percentage of the population is unable to comprehend, or focus on, what the mega money players are up to, their goals become that much easier to obtain.