You've got to give it to Firemint they're a studio that knows when they have a hit on their hands, and they've been working hard to get this same game shipped out to as many different systems as possible. It first appeared on the iPhone, then it got the HD upgrade for iPad. It touched down on Android devices and Windows Phone 7. It came to PC players through Steam and became a Mac OS X download. And, finally, Nintendo players got a version of it through DSiWare about a year and a half ago...