Its main purpose is to overcome limitations posed by small screen size of the Apple Watch. (nashvillechatterclass.com)
Of course, the current maximum size of an Apple TV is 32 GB, so don't expect a whole host of games taking advantage of 24 GB of content. (toucharcade.com)
The design looks essentially the same as the iPhone version, but with an interface optimized for the larger 7.9 - inch to 12.9 - inch screen sizes of Apple's tablets.The release notes also mention that Cortana now opens 20 percent faster: What's new: Introducing a brand - new Cortana for iPad design. (macrumors.com)