In June 2010, Amazon announced that it had sold 143 ebooks for every 100 ... considering that it had been selling hardcover books for 15 years, and Kindle books for only 33 months.
E-books rule ... The popular iPad 10.9 (which is our pick for the best tablet, in case you're interested) weighs just over a pound; the Amazon Kindle weighs 5.5 ounces, meaning it's much easier ...