There is a big price difference still, but the iPad is challenging the Amazon Kindle as a preferred device for reading e-books in ownership and satisfaction.
That's according to a ChangeWave survey of more than 2,800 U.S. consumers. Of iPad owners, 75% said they were "very satisfied" with their devices, while only 54% of Kindle owners could say the same. When the "somewhat satisfied" numbers are added, it's a tighter competition, with the iPad scoring 96% and the Kindle getting 92%.
According to ChangeWave's director of Research Paul Carton, the iPad has doubled its share of the e-reader market since August, and now is within 15% of the Amazon Kindle. ChangeWave says the iP
