But which year's crop of psychiatrist ideas should we enshrine in law? In 1950 there were rebels who didn't buy the consensus, and their ideas won, things improved. Why wouldn't this change have been prevented?

Or worse, how do you know that the evolution side would win the battle to be selected as the official experts on this matter? We have these fights over school boards right now, and sometimes the biblical literalists have more votes. Who gets to decide the how the head-count of experts is to be conducted? I think it pays to imagine these weapons being used by our enemies.

I don't know the solution to the anti-vax madness, but I think censorship is a much bigger battle.