The way HN works, you basically need a couple of habitual submitters to subscribe to your RSS feed. Blogs that have that appear here frequently, so there's definitely a positive feedback loop.
I had a blog that used to fare well on HN and it was carried 100% by a single HN regular. When that person went on a hiatus, my stuff stopped appearing on the front page. That's really all it takes.
The way HN works, you basically need a couple of habitual submitters to subscribe to your RSS feed. Blogs that have that appear here frequently, so there's definitely a positive feedback loop.
I had a blog that used to fare well on HN and it was carried 100% by a single HN regular. When that person went on a hiatus, my stuff stopped appearing on the front page. That's really all it takes.