the biggest danger in flying a GPS NPA is the feckwhit radioless toy-aeroplane pilot who climbs out tracking on the extended runway centreline to fill the windscreen of my Bonanza when I pop out of the cloud doing 120 kts in the opposite direction.
It's a big improvement on the reverse DME Arrival. Far more accurate, I believe...
If there genuinely is a problem - change the ICAO standard.
Good idea.
Moving maps/graphical displays? They only had one of these:
