The reason the ideology is crumbling is because the bigger it gets the more obvious its absurdity becomes. A good way to tear down any argument is by "reductio ad absurdum", and that is literally playing out before people's eyes with 6 foot 4 men standing on podiums next to women, and rapists in lipstick wanting to be addressed as "she", and people describing themselves as aromantic pansexual demigirl being invited into schools to educate children on identity