http://www.youtube.com/watch?v=rb-9AWP9RXw Aura (App Store link) is a $.99 interactive ambient music generator for the iPhone/iPod touch. It lets you sit back and listen or create your own music by using touch and motion. Check out the video above for a demo of Aura. If you’ve used Aura, leave a comment below and let us know… Read More Aura Ambient Music Generator For iPhone/iPod Touch