Several months ago I learned about Sphero (hat tip to Brad Feld), the world’s first robotic ball that is controlled by smartphone apps, and it keeps popping up in my thoughts.
The company has a golf app that is pretty cool. Essentially, you use movements of your smartphone to control the movements of the ball. Brilliant. I don’t know if I’d pay $130 for one, but I do know that I’d want it if I were a kid.
Here's "Office Golf" -