The creepy behavior is very well-known, as is the sexual assault.
Further, while Biden’s worth eight-figures (which I’d say is rich), the more important thing was how he, like all of them, used his position to serve the wealthy. A good example is the '94 crime bill, which has been exceedingly beneficial for the private prisons industry, and his championing of public funding for other country’s wars.
When I say it’s all about the money, I mean he’s made a lot of money for a lot of very wealthy people.