The author is pretty upfront that the conclusion was meant as a reference to a character in the movie "Hoosiers", not that any of the personalities named were literally drunks or bad fathers.
It's a motte and bailey where if people accuse you of doing that you retreat to saying "no see they're separate lists".
Or maybe whenever he reads a headline about a billionaire, he just files it under one golem in his head called Zuckermuskezosdriessen. A golem which also includes James Damore (???).
After all, we're dealing with someone who writes sentences like, "the vast majority of your fellow students were men, and they were more or less all the same person as you." This is not an author who sees two people of the same demographic as separate individuals whose sins need to be litigated individually. If Musk is a bad father, what should it matter that Zuck seems to be a fine one?
Sloppy thinking, sloppy writing.