"This new system delivers a cost-effective solution to increase airport capacity, decrease air traffic noise and reduce weather-related delays." I am all for a precision approach, but doesn't this take too much plain old piloting away from the people in the cockpit? What happens if the military switches off the GPS birds, or a sloar event turns them off for us? I always liked the red and green boxes on the runway to let you know if you are on the correct slope. (www.gpsworld.com) More...