M. Adam Davis wrote:
  "When extra precision is needed ..."

You are aware that they:

1) have implemented WAAS (a wide area broadcast 'message' that
contains real-time corrective and status information) and that

2) the military (and other qualified users) have access to
a 'chip rate' ten times what civilian users have with approximately
ten times the accuracy commonly availiable on 'civilian' GPS
receivers - aren't you?

RF Jim

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