(Image: Jasper Ruben)Jasper Ruben did more than bu...  ...Jasper Ruben)Jasper Ruben did more than build an exercise wheel for his cats. That's fun for the cats, but fun do...  ...uben programmed a Raspberry Pi to track his cat's exercise performance. Hack A Day explains:The wheel...

[http://youtu.be/fPVZzm1I-tM] (YouTube link)When t...  ...)When they explained to this mouse how to use the exercise wheel