positive — connected to pressure sensor. positive pressure, blowing, negative _ positive pressure, blowing, negative pressure, sipping, that— negative pressure, sipping, that if— negative pressure, sipping, that if your brake pedal. the sound, is — that if your brake pedal. the sound, is it _ that if your brake pedal. the sound, is it legal— that if your brake pedal. the sound, is it legal to - that if your brake pedal. tie: sound, is it legal to drive in the us and sam has a drivers license. and since 2016 the system has been fine tuned so it is not only safe and responsive enough to drive at road speeds but at race speeds. 128. wow. in fact, road speeds but at race speeds. 128. wow. infact, sam road speeds but at race speeds. 128. wow. in fact, sam has taken this car up to 201 mph. anyway, the reality is that operating equipment without using arms or legs has many more applications than just on the racetrack. more applications than 'ust on the racetrack.�* more applications than 'ust on the racetrack. where i also see this technology _