One of the greatest fallacies of modern times is that people are not human. There is this expectation that people will be perfect and flawless and make zero mistakes. That is incongruent with human nature. The dude had two consensual relationships outside his marriage. To err is human... this is all so overblown.
Meanwhile we have a felon in the white house (sexual assault) among an immeasurable number of other supposed crimes
This isn’t a unique situation. When your error is sleeping with a subordinate, you get fired. That’s universally true in the corporate world. No reason this should be any different from the countless times it’s happened before.