[SenorZ]

No battery.
Also, in the "bouncy" video you can see we took the arm off due to some spontaneous dismantling. That made the robot lighter still.

The final prototype video at the top has some pretty low PSI wheels. You can see that the center wheel looks almost flat on the robot's left side.

We're eager to test this on something closer to the actual field. Linoleum and plywood doesn't substitute for carpet, HDPE, and aluminum.