Almost all of the discussion about this focuses on what Damore did/said.
This is an interesting document because the lawsuit will be mostly about what Google did and said. This document this tells one side of that story.
Importantly, this doesn't just vaguely talk about "discrimination", but lists many specific instances of it. It's worth a read.
Also, twenty pages of memes...
He must have panicked when he realized his fame clock had already reached 14:59.
It seems pretty obvious that he and his fellow complainant were fired for the quality/content of their ideas, not their class.
To me, there is a large difference between discriminating against someone because of their beliefs vs. their skin color.
Would it make sense that a pharmaceutical company needs to keep working with a scientist that only believes in homeopathic treatments? Does a construction company need to keep working with a engineer that the believes the earth is flat?