"If they already know they will get nowhere with it" - we are still putting a lot of thoughts in their mind. They have asked for a meeting in person. Everything else is wild speculation.
They already refused to talk to her lawyer. There is every reason to assume that any subject they would bring up in person is one that could easily affect her negatively, as they would have zero reason not to share any benign subject ("we're doing a background check on someone who knows you", "we'd like to have you appear as an expert witness", etc) with her lawyer.