…perception of their sex but that perception is based on their gender presentation. Most people have little direct access to the biological sex of other people so we infer sex from outward cues like clothing, haristyle, and some secondary sex …
M. J. Murphy
Pretty damn easy to tell! Whereas level of gender conformity is not, there are days women wear trousers — what can be inferred then? That their “gender identity” which they’ve assigned to themselves through social cues (unlike sex which is observed) is now “male”?
Some people have a self-concept at odds with their physical reality, or are so masculine or feminine they believe they cannot be men or women social, why does a world based on biological sex need to replace it with amorphous, internal feelings and idiosyncratic perceptions of self?