Gartner predicts that 1.2 billion smartphones and tablets will be sold next year, as business ramp up their fleets of “smart” devices. The research firm expects tablet purchases by businesses to hit 53 million units by 2016, up from an expected 13 million this year. It also reckons that sales of smart devices will account for 70 percent of total devices sold this year. By 2016, the firm sees Apple, Android, and Windows 8 being the top three operating systems, in that order. [Source: TechCrunch]