By Arik Hesseldahl
It’s no real secret that the rise in the world’s Internet traffic in recent years has been driven by growth in the use of mobile smartphones. Today’s forecast from Cisco Systems, the world’s largest supplier of the routing and switching gear that constitutes much of the world’s Internet infrastructure, is an interesting milepost on the digital journey the world has been traveling since the Internet’s earliest days.
The Visual Networking Index, a survey of global Internet traffic trends, predicts that the total amount of Internet traffic will break the zettabyte barrier this year, and will double again in 2019.