mobile computing gives people the ability to access computing resources wherever they go. unfortunately, human nature is such that people go where there are other people. it's difficult to maintain the operational security necessary to even do something as simple as enter a password when you're in a public place surrounded by other people.
and infosec professionals think the only problem with the consumerization of IT is locking down the device (or the data on it)? ha! are they ever in for a surprise.