Previous submission already on front page: http://news.ycombinator.com/item?id=5354259 http://news.ycombinator.com/item?id=5354259 (But good of you to post th

Previous submission already on front page: http://news.ycombinator.com/item?id=5354259 http://news.ycombinator.com/item?id=5354259 (But good of you to post the canonical URL.)