Ha, Nick pointed it out to us about 30 minutes ago, the analytics have been so crazy we've largely stopped watching them for the time being. It's not quite the Techcrunch effect, but the traffic has been through the roof for the past 4 days, HN was sort of lost in the noise. I didn't ask Nick how he figured it out, but I maybe one of the Olarkers mentioned it. :)
Ah startups...