Articles submitted here: http://news.ycombinator.com/item?id=1919845 http://news.ycombinator.com/item?id=1919845 http://news.ycombinator.com/item?id=1909148 h

Articles submitted here: http://news.ycombinator.com/item?id=1919845 http://news.ycombinator.com/item?id=1919845 http://news.ycombinator.com/item?id=1909148 http://news.ycombinator.com/item?id=1909148 (actually the same article) quote a study, so I thought I'd go find it. And here it is.