He smiles, smirks maybe, very faintly, because it would be up Pickman's alley, if he knew, and West has not decided if filling him in is prudent. If he says too little, it will remain a fascinating mystery, and that would also be problematic. Still, there's answers that he doesn't mind giving.

"I'm interested in the limits of resuscitation," is a good, dry answer. Less direct than what he told that man on the network, but this is a different situation.