On 14 Oct, 23:07, (Steve Firth) wrote:

If you're not moving how can the wind be on your nose?

Motoring?

What you wrote before was "If one is motoring in a calm on a flat
millpond then there is an
apparent wind equal to the speed of the boat from dead ahead."

You then seemed to claim that by changing course this apparent wind
could be made to do useful work.

Ian