The Bulwark has compiled a handy list of 100 resaons why Trump is unfit to be president.
It's in chronological order. You've probably forgotten 50 of them. And they are all disqualifying.
Now do Biden. Come up with a hundred of the worst things ever said about him, and compare.
This is not a difficult choice, even if you hate both of them. it's the easiest choice in the history of this country.