Halfbrick Studios' Phil Larsen is a happy guy. Not only has his company scored a huge hit with Fruit Ninja (with over a million copies sold on Xbox Kinect alone), but the studio's Jetpack Joyride is a hit as well, garnering over 19 million across various free and paid incarnations. Halfbrick, says Larsen, is working on a new IP for iOS that we'll see by the end of the year. Until then, the group is working Jetpack Joyride version 1.3, which introduces an entirely new feature: Gadgets. Gadgets are perks that can be added to Barry's jetpack. They're purchased with coins picked up during play (which ties in to the game's in-app