Earlier quoted context omitted.
Is it really any different than the YC job postings and constant posts from TechCrunch and the like? Why wouldn't you make a post on HN to try to get some extra eyeballs? It isn't like you can pay to have posts on the front page - you still need support from viewers to move it up top.
The YC job postings are relevant HN. They may seem like bacon to people who're not looking for a job (or are not interested by the YC club, but they are still a part of HN/YC. TechCrunch is a different issue. Yes, cross-posting everything here through ghost accounts is a sucky move, yet their subjects are "relevant" (when it's about tech, silicon valley life),... And I wouldn't go as far as say "People don't post on…
More power to you if you can get people to up-vote your ad for a 1992 Toyota Corolla without people flagging it into submission.