I like how HN readers take a blog post, tear it apart word by word and make really healthy discussion out of it. I tried a forum thing 2-3 years back with help

I like how HN readers take a blog post, tear it apart word by word and make really healthy discussion out of it. I tried a forum thing 2-3 years back with help of few friends, but with ad sense couldn't even pay for hosting fees. Had to shut it down.