The top speed of each iteration changes based upon battery choice (110 mph to 130 mph). Are these the maximum attainable speeds for each battery/motor combination or are they governed electronically to limit wear and tear or maintain a temp or ... ??? My current car is governed to a max speed electronically, but will go at least 40 mph faster if the governor is removed. What about the Model S?? The Performance version?? The 40 kWh??