Found by T. Paddock:
OK, so there's not a $200 K-Mart robot that will fetch
> beer, but I'm in awe over stuff like this one-wheeled robot
>
>formatting link
(((((((((((((((((( ( ( ( ( (O) ) ) ) ) ))))))))))))))))))) William J. Beaty SCIENCE HOBBYIST website snipped-for-privacy@eskimo.com