One very interesting new feature just for the Kindle Fire is Immersion Reading, which allows you to listen to the audiobook version of a title, while the corresponding words are highlighted in the Kindle version.

CNN: Hands-on with the new Kindles

But why had the fire investigators obtained a positive reading only in that location?

NEWYORKER: Trial by Fire

The two most frequent users for the Fire were e-book reading, at 71%, and browsing the Web, at 39%.

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