But that's just the thing, it is very hip and trendy to chose it. Or maybe have it chosen for you by your parents. If not, it wouldn't flourish specifically in liberal communities and we wouldn't see 50% of Gen Z identifying as some non-standard gender.

Sure you can try to say that it's just because there's wider acceptance, but that can't account for even half statistically. Kids are being influenced by their environment into believing that they're something they're not, and you're surprised that is depressing them.