Apple debuts Power Nap
Apple surprised by announcing a new OS X feature called Power Nap. It keeps data up to date, even when your computer is asleep. The feature is only available for Macs with flash storage, meaning Apple's Air and latest MacBook Pro with Retina Display.
June 12, 2012 1:42 PM PDT
Photo by: James Martin/CNET
| Caption by: James Martin, Josh Lowensohn
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