The E-Book Wars: What Kindle Wrought

Amazon CEO Jeff Bezos took the wraps off Kindle 2 at an event in New York. It has the same price tag as its two-year-old predecessor -- $359 -- and weighs 10.2 ounces and boasts 25 percent longer battery life.

Of course, the Kindle is hardly the first e-reading device or application available, and one of the first questions that emerged following Kindle's release was whether its competition would come from rival devices like Sony's eReader or e-reading applications such as those offered by Google and Microsoft.

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