Kind of meaningless though, could be he only sent it to people who agreed with him or who were men.
"Goolag" shirt is pretty on the nose, I guess true hardship in Silicon Valley is losing your well paid tech job for... another well paid tech job?
It's funny that he refuses to admit any fault in what he said even in a limited way when ideological rigidity and refusing to entertain other people's ideas in good faith is exactly what he's complaining about in others. Doesn't seem like this experience has resulted in him rethinking much of anything. Suppose it's true that whatever you accuse the other side of is exactly what you actually do.