It's not comparable to race because people of different races compete against each other.
We are talking about an athlete who was born male, and so would have competed against males, transitioning to female, and now competing against females. This has never been about whether someone chooses to be trans. This is about the fact that someone who at one time could compete against men, and now competes against women, just might have an unfair advantage against those women.
We are talking about an athlete who was born male, and so would have competed against males, transitioning to female, and now competing against females. This has never been about whether someone chooses to be trans. This is about the fact that someone who at one time could compete against men, and now competes against women, just might have an unfair advantage against those women.