Trump's strength is his accessibility through social media.
Harris belongs to the political Old Guard, 100% reliant on the mass media's power and propaganda machine to bolster her. She can't sit down with a podcaster and have a fun and meaningful conversation, like a normal person.
You can see that her most faithful supporters on this very forum are hardcore mass media consumers.
They're mostly boomers that get their information from outlets like CNN.
They think that "right-wingers" (by that, they actually mean centrists, independents, moderates, and old school liberals) binge watch InfoWars and Marjorie Taylor and sleep wearing Nazi uniforms at night. Traditional media has turned their viewer base into radicals with no sense of reality. This is why they respond so violently.