To read some previous discussion of this article, check here: http://news.ycombinator.com/item?id=2222431 http://news.ycombinator.com/item?id=2222431 (We're st

To read some previous discussion of this article, check here: http://news.ycombinator.com/item?id=2222431 http://news.ycombinator.com/item?id=2222431 (We're still using Redis :-)