[nomadking]

Don't see what all the fuss is about. All worked fine for many decades.
Don't think there's a law banning biological males from biological female areas. Just that organisations and individuals can put up signs, object to, and take action if it happens.
It's the Equality Act we're talking about, which doesn't have any criminal aspect to it. Just about whether something counts as discrimination.
Doesn't have to be "policed" or anything new.