- The contents of the article are less important than you're implying, most people are here for the discussion. Yes, sometimes not reading the article is a problem but many other times it isn't and this can be clarified in the course of the discussion. Very often the article itself is just a starting point to discuss a broader topic. - People won't answer the questions like you suggest, they'll just leave. In a hypot…
When people don't read the article, they tend to do one of two things - comment on the title (which is often misleading) or use the title as a springboard for politically-driven polemic. Both drive down the quality of discussion considerably. The fewer people who read the article there are, the less substantive the discussion becomes, less insightful, less novel, more tedious and repetitive. The best comments are, in…
The main thing that produces good discussion is good comments. The double converse is also the case. And a recognized problem: people read the article to find something negative to say...cherry picked quotations taken uncharitably is a proven method with the bonus of suggesting that the commentor actually read the article (but it is easier if something early in the article is a call to angry typing in outrage).
To put it another way, HN is able to have interesting conversations about lists, diagrams, and landing pages. Thin low information blog posts that are only worth reading for their headlines can spark deep informative comment pages.
To put it another way (again), Ask HN is a ready example of how little catalyst the community needs at times. The article is a spark and if it lands on the right intellectual tinder you get a great inferno.
[For polemic reading the article matters not. Polemitians bring their own tinder to the forest and find fuel in the comments no matter how good.]