If you own an iPhone and you've needed to transmit pictures from the field, you've probably lamented the device's inability to share its always-on mobile Internet connection with your laptop. It's a common smartphone feature, but it has only been possible with an iPhone through unpleasant backdoor methods. Until now. Today's release of iPhone OS 3.0 signals the official embrace by Apple of this capability, and the good news is that it's simple to set up and use. We have a first look at iPhone Internet Tethering, as well as an introduction to the new Find My iPhone locator feature of MobileMe.*UPDATED*

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