BlackBerry 10 and the Samsung Galaxy S4 received security clearance from the Pentagon earlier this month. The U.S. Air Force plans to replace bulky flight manuals and flight plans with iPads. The investment in an estimated 18,000 iPads is projected to save the Air Force more than $50 million just in the cost of paper. The Pentagon uses approximately 600,000 mobile devices. The vast majority of those are BlackBerry, because BlackBerry established itself early on as a secure mobile platform. Now, BlackBerry will have to fight with Apple and Samsung to maintain that dominance.”]

