As promised at the end of June, Apple has released a major update of iTunes U, v2.0. On the iPad, teachers can now create and manage courses entirely on their own, including assignments, outlines, and other course materials. Custom content can be added via an “Open in iTunes U” extension in other iOS apps such as Pages and Keynote; photos and video can be captured and uploaded directly. If a teacher is associated with a qualifying institution, they can publish courses to the official iTunes U catalog….