Yes, she was very good and pointed in her comments. But she lacks warmth and likability. A smile, a laugh, a little self deprecating humor would go a long way toward improving her likability quotient. For someone who was a high level corporate executive, she is surprisingly stiff and cold.
Elections are, in many respects, a popularity contest. People have to like you or they won’t vote for you.
I don’t think she’s cold and stiff, and she smiles a lot. She has a beautiful smile. You probably haven’t watched her enough.
Your Post #13 is exactly right.