>What we've seen over the last 10 years or so is the increased consumerization of the enterprise. Essentially, large IT depts have been forced to accommodate iPhones and iPads, ...

i'd not say "consumerization of the enterprise" is limited to the last 10 years - it is more like for the last almost 30 years "large IT depts have been forced to accommodate" PC, notebooks, iPhones, iPads ... (mental implants? ask Jobs what is the next :)