Originally Posted by
douglas
It seems to me that The Culture is far more likely to listen than any normal 40k faction. They might ask for an explanation first, and maybe read a few Eldar minds to be sure they're serious (since jseah's already written in a decision that the situation is dire enough to warrant violating that privacy rule), but I doubt a Mind would dismiss something with that kind of historical evidence backing it up.
The big question, then, is whether The Culture's reaction to Eldar Farseer knowledge can be predicted by an Eldar Farseer. If it can, then I'd say this option instantly becomes the front runner by a large margin rather than a long shot.