| 22 July 2010

Photo by Horia Varlan According to Amazon, e-books are outpacing hardcover books by around 50%, with about 143 e-books sold for every 100 hardcovers on average over the past three months, and 180 e-books sold for every 100 hardcovers last month. The company pins it on the lower price point for Kindle devices, saying it has reached a tipping point and e-books are set to take over. But there's an important element to the numbers that keep old-fashi... Read the full story on TreeHugger