Creating chatroulette with node.js, socket.io & OpenTok

This tutorial will create a simple chat roulette app using node.js, socket.io and OpenTok. Socket.io allows us to pass data between clients in real-time using only javascript and eliminate the need for a database. OpenTok allows us to quickly publish and subscribe to webcam streams without having to worry about server requirements and bandwidth usage — all we have to do is implement a simple and free javascript API.

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