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...and still yer gotta wonder about those who base a bussiness around something they dont own or control or have any garantee of continued 'free' use..
...at least withNDB/VOR we own and control the system.
There will be other 'backup' GPS out there some say... I see the US airforce covered shooting down Galileo satellites if the europeans wont turn them off when required..
What we got now... about 40 odd terrorist groups tinkering with UAV/UAS... once they work out how to use a cheap GPS based targeting system we will lose civvy GPS.....
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