(1) The biological-differences part is wrong, therefore everything else based on that is invalid.
(2) The biological-differences part is right, therefore everything else in the memo is also right.
Why do so many people who condemn (1) as unscientific then resort to (2) which is illogical? Conflating one part of Damore's argument with the whole is fallacious, and just as stifling as anything being done on the other side.