That's a great article to read as long as you're conflating sex with gender, which wasn't the discussion at all, until you brought it up.
That's your 5th moved goalpost, troll.
https://blogs.scientificamerican.com/sa-visual/visualizing-sex-as-a-spectrum/
Educate yourself, its 2023
Discussion
Oh forgive me, is discussing sexual secondary characteristics in MTF transitions as it relates to fairness in professional sports changing the goalposts? I wasn’t aware this was a debate.