The Microsoft Network blogger is highlighting this issue because Microsoft itself faces headwinds with cellular carriers because it owns Skype - which carriers

The Microsoft Network blogger is highlighting this issue because Microsoft itself faces headwinds with cellular carriers because it owns Skype - which carriers hate as they make a lot of revenue from voice calls and SMS text messages today. "In short: With iOS 6, we'll be using more carrier bandwidth than ever, but will require fewer and fewer carrier services."