Actually, a lot of us come for the articles but stay for the conversation. That pointer article may have had an error, but it was discussed in the comments.

That's the hacker ethos - show what you know, if you are wrong someone will point it out and others (and hopefully youtself!) will learn from it.

The sort of attitude you are display is the sort of hypercritical one that prevents people from submitting "Show HN", which is a real pity.