How will Apple help IT manage third-party app stores?

At this year's Worldwide Developer Confernce (WWDC), Apple may well confirm a dramatic change to how it handles app purchasing on iPhones by permitting users to download apps from third-party stores, a move that could have both positive and negative repercussions for enterprise users.The walled garden creaks open slightlyThe news in brief: Apple has been facing tough regulatory scrutiny for some time, with governments seeming to conclude that maintaining an App Store-only distribution model has