I see a lot of comments about people are amazed by $3k/mo advertisement spend and most goes towards salary. I would say they have chosen wisely. HN is a forum

I see a lot of comments about people are amazed by $3k/mo advertisement spend and most goes towards salary. I would say they have chosen wisely. HN is a forum for technical startups and people who work in the field. Yet here they are, without spending anything on advertising on the front page. The blog post was written by the marketing director, and just by being here they are marketing buffer. This is lead gen.