When we first saw mobile phones making their way into our lives they were huge and clunky - Like walking around with a brick on a strap. They then got smaller… really small, then buttons disappeared. There hasn't been a real big leap in mobile phone designs.. But are they about to become irrelevant anyway?

Experts are saying that soon we will not have to hold a device, instead, a pair of glasses will make our vision the screen - like an augmented reality..

Trevor Long has been following the developments in this space.