This is just the tip of the iceberg when using the WebRTC data channel. Adding text-based chat is the easiest extension of the protocol with what we have learned so far. Since the specification is just the arbitrary data between two users, the possibilities are almost limitless with what you can do.

Gaming is one of the first logical extensions of the data channel protocol. In fact, peer-to-peer networking has been a common sight in many multiplayer games. Previously, games such as Quake 3 relied on peer-to-peer networks to send data between players when playing a game. The reasons behind this were the server cost and speed of transport.

With each player paying the expense of their Internet connection, this meant that the company did not have to implement complex servers to transfer data back and forth. Games could be played on any network where computers could reach each other over the Internet. It also gave the fastest speed of transportation at a time when local area networks...