I don't think I understand this bathroom bill thing.
You seem to understand it quite well.
as for the practical issues involved I don't get why people are worried about GAYS choosing to use the one they think they fit best psychologically.
Yes, this is about right.
So what is the worry?
They lost on gay marriage, so they feel a need to take a stand. Strangely, they are taking a stand on another issue which they will lose.
Fundamentalism - the anti-American, anti-Christian branch of American Christianity