This site is a test of the technology, but not really in the sweet-spot. The real use case for pure CouchDB applications is the p2p web, where your application

This site is a test of the technology, but not really in the sweet-spot. The real use case for pure CouchDB applications is the p2p web, where your application code can be replicated from one database to another, along with the data. This means it's possible to build applications like Flickr or Twitter, without relying on any servers or intellectual property other than your own and your friends'.