Here's a previous submission of this item, along with its attendant discussion: http://news.ycombinator.com/item?id=1114223 http://news.ycombinator.com/item?id

Here's a previous submission of this item, along with its attendant discussion: http://news.ycombinator.com/item?id=1114223 http://news.ycombinator.com/item?id=1114223