This reads like a 4chan teenager's manifesto. Alright, a bunch of nerds in their basements who are just so edgy and can say whatever they want. Badass! Well, you might be pleased to know that you're totally free to carry on the misanthropy club in plenty of areas of the internet. But here on Hacker News, and apparently especially at Hacker School, a lot of people that are actually coming from within the culture would like to see some change.
When I read this article, I too was annoyed. I felt it was over the top, way too politically correct. But then I read the comments here, and it's basically all these people coming out of the woodwork and vaulting right over the spirit of understanding in their haste to defend their right to be acerbic assholes.
They're not trying to silence you, they're just trying to implement guidelines that foster inclusion and collaboration. Is that really so awful?