Timeliness and relevance? Personally I find it to be neither.

It is my impression that they are a bit disingenuous, and actively using HN for promotion, playing the 'we're a startup' card as hard as they can. It might have been the "groupon is evil" post they made that gave me the sour taste, which had very few interesting points, and if nothing else, was just link baiting.

This was the post: http://news.ycombinator.com/item?id=4166021