http://news.ycombinator.com/item?id=483610 http://news.ycombinator.com/item?id=483610 Maybe? (btw, op, there is another post here: http://news.ycombinator.com

http://news.ycombinator.com/item?id=483610 http://news.ycombinator.com/item?id=483610 Maybe? (btw, op, there is another post here: http://news.ycombinator.com/item?id=483605 http://news.ycombinator.com/item?id=483605 asking a similar question with numerous good answers... and only one of them is mine!)