If I had an iPad, I'd get Sound Prism as soon as it clears the App Store:
[youtube https://www.youtube.com/watch?v=385CymvTecU?fs=1&hl=en_US&w=640&h=385]
(via Jason Fried)
[youtube https://www.youtube.com/watch?v=385CymvTecU?fs=1&hl=en_US&w=640&h=385]
(via Jason Fried)