Ah, the threaded cane. I'm not sure how practical it is, but I have to give them credit for ingenuity. [Credit where credit is due, after all. He is checking around a case or two--only to turn back with a frown.]

Don't suppose you see a way to go in that direction? I'm not sure there's a passible point this way...[He shrugs and attempts to look more at ease than these new, twisting passages leave him.] Perhaps we'll chance upon some new discovers on our way out of here.