Had the author of the article had responses that did not bruise his ego because of what people on the internet said to him - he would be writing an article about how awesome Hacker News was.
Posting another article explaining how you would change HN to your own benefit is adolescent behavior. Maybe, just maybe, the OP didn't have the correct view point. These types of people hop from job to job because everyone at the old company was "a bunch of idiots." Irony much?
Bluntness induced to make a point - suck it up, make a conscious effort to understand the true source of your emotions, and allow other people to have an opinion you may not like.