Hey, welcome back to Algobox! Hope you will stick around and upload more awesome scenes like you used to make back in the "Good 'ol days" when Algodoo was transitioning from Phun!
EDIT: By the way, the keyboard keys do not seem to have any effect on this. The vehicle just stays put on ground level. And your description says to use A/S as control keys, but they are W and S according to the laser "Activation Key" setups.
