I wrote in post 24:
I dont get it. The downwind element
and since then most of this thread has been devoted to discussing that.
It is clear that a large proportion of the participants in the discussion have a misunderstanding of the situation, and that confusion is not limited to the inexperienced. Despite thorough and eloquent presentation of the facts by many, this myth is not going to be busted in the minds of its supporters. It's too deeply ingrained.
A thoroughly interesting thread all the same.