 by the sight of Joe Biden suffering from some ill effects of dementia on an actual debate stage. And it hurt him. OK, it hurt a lot of people, especially if you have somebody in your family who's gone through this, because when you see it on Biden, when he walks without moving his hands, OK, when he quits talking in the middle of the sentence or where you can see he's offering you anecdotes that don't belong in the context of the conversation that you're having, or he does that other faraway thing where he has resting glitch face.