The discussion which followed part 1 of this article is here: http://news.ycombinator.com/item?id=3347720 http://news.ycombinator.com/item?id=3347720 (I incorp

The discussion which followed part 1 of this article is here: http://news.ycombinator.com/item?id=3347720 http://news.ycombinator.com/item?id=3347720 (I incorporated some of the things we discussed into this follow-up).