About the riot, I would say that his hours long wait before even pretending to attempt to calm things was dangerous and deliberate, and is a very specific action we can look at.
That can't be rationalized away. It happened and we all saw it.
But the Covid response is the biggie. He only cared about the election and every single one of his actions confirms this. He put hundreds of millions of lives at risk for his own gain.
His narcissism (mentally ill) killed people (dangerous).
Mary Trump should get the million dollar prize. Nobody else to my knowledge has been nearly as accurate at predicting the future.