There aren’t any half measures in this case. It’s either constitutional or not.
I however, I guess there is the possibility that they will kick it back to the state legislatures.,..although the legislatures couldn’t control it in the first place, and the fact that there are so many states involved in the suit (which is at the state level) makes it seem to me like this is within their competency only and they will have to make a decision.
Why I’m dubious: