The authors note that the device would likely also identify cars where the driver is sober but the passengers are not, or if there is spilled alcohol in the car, but that the device «will surely decrease the number of cars that have to be checked by police and, at the same time, will increase efficacy of
stopping drunken drivers.»
«It «s sort of like a state trooper telling you to
stop making an illegal right turn with no traffic while there are
drunken drivers killing innocents on the other road, «Denning said.