FYI: the data this article is based is discussed here: https://news.ycombinator.com/item?id=7052547 https://news.ycombinator.com/item?id=7052547 Also note that

FYI: the data this article is based is discussed here: https://news.ycombinator.com/item?id=7052547 https://news.ycombinator.com/item?id=7052547 Also note that the article itself is from January 2014.