[dragonwriter]

> It could get absurd, but the moment you let the government control even something small, it just keeps growing until we are quite literally Nazi germany where only “ideal” people are allowed to breed or receive permission to open businesses or get desirable jobs.

Every government controls more than something small. Very few of them ever turn into Nazi Germany. So, no, I don't think that slippery slope is a useful guideline for evaluating real world questions.