There is a neat little trick to get to the camera from the lock screen by double tapping either volume button. (techradar.com)
It presents the racing as if it's an episode of a show, which is a neat idea but one that isn't really executed in a particularly cool way in - game. (useapotion.com)
There is a neat trick that is a little hard to learn, but super useful once it's mastered. (xboxenthusiast.com)