The CouchDB document store is well suited to many CRUD style websites. However a particularly interesting aspect of Couch is the _changes feed which streams updates about what is going on inside the database. By using this feed with Node.js, Mikeal Rodgers shows how it’s possible to push data to the browser in ways previously not possible.
[youtube sXQ_dHaXqoE]
Video Production: http://camp.nodejs.org/