BusinessWeek questioned the battery life of the new phone, which will pull double duty as a battery-slurping iPod.

NPR: The iSsential Guide to the iPhone

Schaefer believes big budgets and smaller ensembles have placed an increasingly heavy burden on actors who now pull double duty as singers and dancers.

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Not only must you settle on a screen size, you also have touch-enabled machines to consider -- and don't forget those Atom-powered hybrids, which pull double duty as standalone slates and full-fledged laptops.

ENGADGET: 's holiday gift guide 2012: ultraportables