Maybe not. This guy has shown that a particular short in the wiring in a Toyota can cause runaway acceleration: Response to Toyota and Exponent Regarding Dr. David Gilberts preliminary report Toyota Throttle Control Investigation
It looks a bit like Toyota skimped on testing all possible flaw paths in their drive-by-wire system, which was required due to higher gas mileage standards.
More death from the Green movement, to go along with the CFC and DDT bans.