Key developments in displays are improving e-book reading devices, whether it be E Ink's displays in products like the Sony Reader and the Kindle, or the easy on the eyes organic light emitting diode (OLED) screens being used in netbook computers and smartphones. Up-and-coming technology promises to enhance e-book reading even further.
Low-power, reflective e-paper displays, which can be read in direct sunlight, are expected to hit the market in the next year from companies like Prime View International and Plastic Logic, said Nick Colaneri, director of the Flexible Display Center at Arizona State University.
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"The U.S. wholesale e-book market was about $50 million in 2008 (retail would be about double), but it's growing exponentially," McGuire said, citing figures from the International Digital Publishing Forum, a group that tracks the e-book market. McGuire said that in the first quarter of 2009, the wholesale market was about $25.8 million, an increase of 53 percent over the previous quarter
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"I would expect 20 percent of book sales to be digital by 2014, but some have predicted an even bigger percentage by then," he said. "Twenty percent of the current book market is something like $5 billion."