There's also the time 10 years ago when we used a design like this on another freakin' planet: http://marsrover.nasa.gov/technology/is_autonomous_mobility-01.ht

There's also the time 10 years ago when we used a design like this on another freakin' planet: http://marsrover.nasa.gov/technology/is_autonomous_mobility-01.html http://marsrover.nasa.gov/technology/is_autonomous_mobility-...