In a previous article, (Robert M. Gary) said:
Does anyone know the actual reason you're required to file a flight
plan when crossing the boarding between the U.S. and Canada? Does

Because if you don't, they'll send a pair of F-16s out to check you out.
And then, if they decide not to shoot you down, they send you a bill for
the fuel the F-16s used. You don't want that. :-)

--
Paul Tomblin http://xcski.com/blogs/pt/
My family's values included "Always state your assumptions and your evidence",
"first find out what the problem is, then fix it", and "feed your horse before
yourself". But you don't see people legislating those... -- Zeebee