Also submitted 9 months ago (see http://news.ycombinator.com/item?id=881884 http://news.ycombinator.com/item?id=881884 for discussion), this seemed worth resubm

Also submitted 9 months ago (see http://news.ycombinator.com/item?id=881884 http://news.ycombinator.com/item?id=881884 for discussion), this seemed worth resubmitting in the light of much of the current discussion on HN.