Chris W wrote:
Wouldn't a reserve rule that stated the
minimum distance you could fly in calm air be a better rule?

I don't think so. You're supposed to use that 30 minutes a bit earlier in the
flight to realize that you might not make it on time and divert for fuel.

George Patterson
Why do men's hearts beat faster, knees get weak, throats become dry,
and they think irrationally when a woman wears leather clothing?
Because she smells like a new truck.