Macworld.com - Behind every great point-oh release is a point-one update just waiting for its time to shine. iPhone 2.0 was a revolution for the iPhone, adding support for third-party apps, but it was arguably unusable until iPhone 2.1 ironed out most of the wrinkles. Likewise, iPhone 3.0 added its own stock of features, but it's the newly released iPhone 3.1 that's polishing its predecessor's edges while even adding some new features of its own.
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