>>86761416>>86761453This. They have divorced "gender" from "sex", defining the latter as being biological and tangible and the former as simply a social construct. While (to them) gender can be informed by a person's sex, any individual can formulate their own independent gender identity totally distinct from their sex.
It works like: Joe is a male (biological sex) who identifies as a man (gender identity.)
Sally is a female (sex) who identifies as a woman (gender.)
Pat[rick] was born male (sex) and has quietly undergone hormone therapy for years as a result of body dysmorphia and now goes by Pat[ricia]. Pat holds a regular job and never talks about their transition, being passable and actually satisfied with their life now.
Jally is a female (sex) who is only average in looks and was burned by a few bad relationships in college, so now she calls herself a man (gender) and exclusively fucks women, but she's not a lesbian because she's a man. Oh, and she sometimes has sex with men on the weekends, if she's drunk.
Cliomaseratina is a male (sex) who identifies as a a little girl (gender) and you can't tell xir that the fact she's a 300 lb. greaseball who hasn't undergone any hormone therapy and looks like Gary Gygax might creep people in the woman's bathroom out or you're a transphobic shitlord.