Basic Node.js and Backbone.js application IV. Socket.io and Redis support In this post we are going to add a key-value store called Redis and Socket.io (a Websocket implementation to Node.js). Although Redis is often known as a NoSQL database, the fact is that we cannot include it as one. The same concept can apply to Socket.io. Commonly, it is mistaken with Websocket, Socket.io is an Websocket A