 The question this interview begins to answer is how does he do when he's thrown a curveball? And I'd say the answer is he hit some singles and some doubles. And there were also some strikes where he failed to connect at all. After the halting debate performance, even Biden allies have been openly questioning whether he has the cognitive function to keep doing the job of president for another four years. They want him to show that he can perform well without a teleprompter.