All the essay shows is that your representation of his beliefs is obviously false.
Note that I still think there are some questionable things in the memo, but the way people demonize it shows that they can't read controversial texts or didn't read it and just relied on second hand information from those who can't read controversial texts.
0: (posted here regularly) https://slatestarcodex.com/2018/10/30/sort-by-controversial/