The time to switch candidates was 6-8 months ago. It’s too late at this point, at least for US politics
That’s simply not true.
If they were to not switch from Biden, Trump would win in a landslide without having to say a damned thing or remind anyone he existed between now and then
Fixed it for you. His chances were already bad due to his insistence on not listening to the people telling him to stop participating in a genocide, and that debate killed it. Even Kamala Harris would have a better chance now.