Dupe: http://news.ycombinator.com/item?id=2008182 http://news.ycombinator.com/item?id=2008182 and: http://news.ycombinator.com/item?id=1987994 http://news.ycomb

Dupe: http://news.ycombinator.com/item?id=2008182 http://news.ycombinator.com/item?id=2008182 and: http://news.ycombinator.com/item?id=1987994 http://news.ycombinator.com/item?id=1987994