The pretty lady speaks the truth, as you get older you lose a step or two Biden has lost not only his step but his marbles, Trump has not lost his marbles yet he has to stay sharp for all the indictments that he has to deal with.
It depends upon the person; some people start to go down hill at 40, others at a much later age, or never!
Your Steele Dossiass is showing
Your wild speculation is noted.
Yup. Trump may have dropped from 90% to 85%, though Biden has gone from 25% down to ten or 15%!