Or trade secrets. [He still seems pretty grumpy about Percy withholding information. Perhaps like a bit of trust has seeped away, though he is no better in the trusting department exactly.] Anything could be a possibility when we don't have enough information.

Or when we don't know who we should be talking to for the information. [He returns the look Percy had given him earlier.] Any of those roles could be the one I'm required to find.