Huh? It seems pretty obvious that he does not have the necessary charisma.
I don't think he would have done particularly well either, due to lack of charisma.
Highlights from his hourlong livestream to show how relatable and definitely a human he is. https://www.youtube.com/watch?v=SVyLlFezj2E
I really can't imagine him giving a speech on a stage with cheering crowds.