Amazon has just unleashed a massive new update for their Kindle app for iOS7. Users of the iPhone and iPad will finally be able to access X-Ray and Book Extras on their devices. This is the first time X-Ray is available anywhere but Amazon e-Readers and Tablets. X-Ray is a popular feature that gives you an indication of the people, places, and things in a particular novel. … [Read more...] about Amazon Brings X-Ray to Apple iPad and iPhone