Way more than that, the iPad 5 will be a different design to be more in line with the iPhone 5 And iPad mini. That style is too gorgeous to not continue it throughout the line. The iPad 4 looks like a relic next to the styling of the mini.
Maps is plenty fine. I don't get it- it's not a colossal failure at all. Passbook... now that's a failure (in it's current form at least). Talk about squandered potential- that was a potential game changer and it does nothing.