Incidentally, for those that are interested you can try the examples in a browser at the article linked from the HN post here: http://news.ycombinator.com/item?

Incidentally, for those that are interested you can try the examples in a browser at the article linked from the HN post here: http://news.ycombinator.com/item?id=1976397 http://news.ycombinator.com/item?id=1976397