There are some jobs where computer use isn’t practical – namely the ones where you have to be on foot a lot, or where there are too many risks to fragile gadgets. Warehouse workers and builders may soon be getting their fix of mobile technology, however, if more ‘ruggedized’ portable devices like the latest from Symbol Technologies make it to market. Give it a few years more, and maybe they’ll be using them to control and command a fleet of robotic machines and plant hardware.