This comes up from time to time. From over a year and a half ago: http://news.ycombinator.com/item?id=2019950 http://news.ycombinator.com/item?id=2019950 And f

This comes up from time to time. From over a year and a half ago: http://news.ycombinator.com/item?id=2019950 http://news.ycombinator.com/item?id=2019950 And from almost five years ago: http://news.ycombinator.com/item?id=50159 http://news.ycombinator.com/item?id=50159