text:  The general consensus about Thursday night's presidential debate is that President Biden performed terribly. Many Democrats are not happy. Immediately after his lackluster performance where he struggled at times to say what he had done in ways that people could understand, Democrats were saying, is this 81-year-old the right person to be at the top of the ticket? And you're seeing a lot of hand-wringing by candidates, by pundits, and by many voters.