They use them in big jets (and cruise missiles -- that's why all the fuss
about Selective Availability).  But the receiver will be optimized
differently to some extent depending how fast it's expecting to go.  I
sincerely doubt that GPS per se had anything to do with this.

d

At 09:07 5/13/2000, Per Lindgren wrote:
>I've also read that the GPS systems are no good when traveling over 160
>km/h (100
>mph). This is of course not a problem for any of us, but it was stated in a
>German car test, the navigation system lost track when they tested the
>car's top
>speed on the Autobahn.

David Beierl - Providence, RI
  http://pws.prserv.net/synergy/Vanagon/
'84 Westy "Dutiful Passage"
'85 GL "Poor Relation"