Why doesn't the warranty restore the battery to the same level as a brand new one?

ENGADGET: Nissan upgrades US Leaf warranties, will 'restore' batteries that lose too much charge

Optional radio censorship isn't the only new feature for MyKey, which allows owners to program a key to fit their specific level of paranoia -- the new version allows parents to set top speeds between 65 and 80mph, instead of the previous fixed cap of 80mph.

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The studies must "maintain or improve skills" above the minimum level required in a current trade or business, and they can't lead to a new license or line of work.

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"Post-traumatic growth is a new level of functioning, a new perspective, a transformation, so that people don't bounce back to where they were, they become something significantly different, " he explains.

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In the meantime, though, we'd guess that this update may not be worth hunting down to the degree that the new iPad 2 was -- the level of shrinkage here doesn't seem enough to have a huge impact on power draw, and in any case that's less of an issue for a device that's fed from the wall.

ENGADGET: Latest Apple TV reveals smaller A5 chip, adds to rumors of split with Samsung