What's the future of cutting edge mobile technology?

By the end of this decade almost anyone who has a mobile phone or any other wireless hand-held device will have more computing power in their hands than was available hardly two decades ago on a high-end desktop PC.

This is without any consideration to the bandwidth backbones required to power the grids supporting wireless communication (e.g. DS3 Bandwidth and greater such as OC3 bandwidth or more ... likely ethernet too)...