Digital marketing isn't a fad - it's the future. And although it may be a notoriously difficult task to project the future; the most telling variable is what's happening in the present.
Look around you and you'll notice that the world is connected, communicating and constantly clicking.
There's no reason to believe that the demographic cohort that will follow Generation Y, will be any different. In fact, the next generation will be the first that cannot conceive a world that isn't defined and enabled by the Internet, mobile devices and online social networking. Still not convinced?