I imagine there will be an argument over true trans etc; agp isn't welcome under the umbrella
Yes, but it doesn't matter.
We can never tell just from looking who's AGP and who's not but we can sure as hell tell a male body from a female body. (as can other non-human mammals such as dogs - regardless of what the person in question is wearing).
For safeguarding of children, there needs to be sex - not gender - segregation. For safety, privacy and dignity of women and children there needs to be sex (not gender) segregation.
Debbie seems to now understand this basic fact. I get why some people are uncomfortable with his stance in the past and concerned about his wife, but Debbie is a scientist and although it has taken some time has come out on the side of science and fact. Which I think is overall a good thing. I hope his wife is OK. It can't be easy being in this marriage - even though I suppose it's probably better that he's being honest at least.