This is a step too far even for most on the left.
People on the left have daughters in sports who have no chance due to competing against biological men.
Both of these issues are the kind that demoralize voters.
The leftist can’t speak out because they will have destroyed careers and reputations. But they might sit out an election or even secretly vote the other way...
I also know people on the left who really hate the whole “cultural appropriation” thing
The civil war can not start soon enough