Posted 07/17/08 at 08:09:44 PM by Norman Chan

As you probably know, one of the new features in the iPhone 3G is the built-in GPS radio, which lets you pinpoint your location for hipster-loving social networking apps like twitter and loopt. In Steve Jobs’ WWDC keynote, he showed off the GPS functionality with a video of the Maps application tracking a car as it drove down Lombard Street in San Francisco. The blinking blue dot followed the car as to passed each block, updating at a short enough intervals to move fluidly. While that’s cool and practical, we wanted to push the iPhone’s GPS to its limits. And the best way we could think of to stress test vehicle tracking was to try it on a moving airplane.

Read on to see how the iPhone performed at 200 miles per hour – in the air.  

Read More