No, she didn't have the clout to run this time she got the nomination because of the timing of Biden's decline finally becoming impossible to deny any more after the primaries but before the convention.
You missed "vice president Trump" and referring to the 2020 election in the future tense? They set him up to prove the debate was an isolated incident and he sure proved them wrong.
He had an interview with George Stephanopoulos on ABC news after the debate to prove it was an isolated incident. Obviously in an effort to prove it was not an isolated incident, but he had a number of flubs during the interview as well. Biden has mostly disappeared from the public eye since then.