Jeff Bezos (AMZN) unveils Kindle DX. Display is two and a half times the size of Kindle, and it...

|By:, SA News Editor

Jeff Bezos (AMZN) unveils Kindle DX. Display is two and a half times the size of Kindle, and it features a built-in PDF reader. Kindle sales are now 35% of all book sales. Engadget, TechCrunch, and Digits are all liveblogging. AMZN -1.8%.