You can still make use of it in other ways, right? If you guess right, you can keep an eye on them, and even if you can't tell everyone 'hey, this person is fucking possessed,' you might be able to help lead others in the right direction.

Exorcising the right one still depends on everybody else making the right choice, after all.

[he doesn't sound entirely happy about all this-- chuuya's definitely on the side of 'not being able to say shit is dumb'-- but he's trying.]