Multiple "HN Trends" sites

A few weeks back my friend and I created HNTrends.com on a whim but since then, we've come to the realization that this has been done before (many, many times) so I thought I'd compile a compilation of the ones we found:

http://hntrends.jerodsanto.net/ http://touchwoodsoftware.com/yctrends.html http://hn.metamx.com/ ours --> http://www.hntrends.com/