iPhone 4 Could be A Game Console, A Golf Coach - What Else?

The combination of gyroscope, front-facing camera, and high-def video output heralds entirely new classes of smart-phone apps. But what kind?

As the hubbub over the iPhone 4 announcement dies down, you can't help but wonder: What sorts of new apps will the thing be capable of? Because, in addition to that sexy front-facing camera, there's the internal gyroscope, which will essentially make iPhone 4 the most sensitive, cheapest, smallest motion-sensor on the planet.

Steve Jobs, of course...