Good background here (in case you missed it)... http://news.ycombinator.com/item?id=208152 http://news.ycombinator.com/item?id=208152 http://news.ycombinator.

Good background here (in case you missed it)... http://news.ycombinator.com/item?id=208152 http://news.ycombinator.com/item?id=208152 http://news.ycombinator.com/item?id=209991 http://news.ycombinator.com/item?id=209991