What's to stop them? The law has become whatever they say it is. Who's to stop them? After all, there's only a couple hundred million of us and several thousands, maybe a million tops, of them.
Freedom of choice, once infinite, has finally been whittled down to the same, tired, basic, one team, two party system that Americans by and large seem content with; are you blue state, or red state?
The parallel in the food as "drugs" regulated medical world, appropriately is, do you prefer blue pill, or red pill?