The real indicator is the Biden and Harris are acting like losers, Harris with her “is this Cleveland” hot mike escapade and Biden hanging out in the basement. IOWs they don’t even care. The staff is running this campaign not them - like sending a message on Joe’s iPAD telling him to dare Trump to post a recording of him banning fracking, which then hit the Twitter feeds about 15 seconds later.
On top of that Biden looking at his watch during the Debate.