You get what you pay for in so many things in life.
You don't see a problem therefore in balancing between...? A section 15 case could have impact on other groups, but a case involving disabled women is not like a case involving a racialized minority or same-sex rights. How do you explain to equality-seeking groups that you're going to take this one on when it seems that nothing on the face of it has to do with their issue, but it could advance section 15 generally? That's a hard job.