Ronald Vallenduuk: "Friction motor is rubbish. This 'spinner' merely crawls around in circles."
Richie Dulin: "Fantastic Set! Build up some power into the friction motor and watch it spin crazily!"
Remco Slotboom: "You really need to yank up the motor, but then it drifts very well (on wood)"
Jan Van Assche: "Somewhat disappointing moves..."