If you don’t fit into the definitive binary categories of sex and gender, and what those categories are supposed to look like, it calls into question your very existence and right to play.
I couldn’t work out whether this was about DSD athletes or men invading women’s sports. It’s shoved into an article that otherwise seems to be making a reasonable point. Note the usual testerical slant about existence, which makes it less likely it’s about DSDs. But isn’t it typical that an article making a point about women can’t ever do so without wedging this in.