--Funny you should mention this; I've been ruminating over the
coincidence that crop circles began to appear about the time that
tractors started using GPS positioning and autopilots, heh. Maybe try
posting to an ag group? :-)
"Steamboat Ed" Haas : Just another fart in
Hacking the Trailing Edge! : the Elevator of Life...
Look into the "turtle" and Logo. If your old enough, you may remember
it from decades ago.
It's origionally designed for teaching, and simplistic drawing.
However, I dont see any reason why you couldn't install a weedwhacker
(as mentioned in a previous post) instead of a pen and give it big
wheels to drive around on the grass.
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