I'm finding it difficult but seeing rays of light. My project (http://www.thetaboard.com) is just getting of the ground (still an MVP) and getting visitors is tough. Luckily my product is something HN readers might actually buy so I get more value than most out of HN posts. I've had a couple make the frontpage and had some (free) signups from it.
The author makes some great points and I'm defintely going to try some of their ideas for creating organic search traffic.