Amazon is launching colorful new Kindles — and a case with physical page-turn buttons

Kindles don't usually change much with each new version, but Amazon is launching next-generation models today that look and feel a whole lot nicer. The base Kindle, Kindle Paperwhite, and Kindle Colorsoft are a millimeter thinner and 30 percent faster at opening books, and their power buttons have moved from the bottom to the right […]