Judah wrote in news:Xns9A29CA8A84A5EJudahnospamnet@
209.197.15.254:

Bertie the Bunyip wrote in
:

Airplanes do not weathervane when they are off the ground in a steady
wind.

Hence the term "prevailing"...


Um, that means something a bit more long term to me.


Bertie