Originally Posted by
blind pew
The bga changed their winching teaching around 20 years ago after I wrote several letters explaining how they were getting it wrong in a big way the result was the ten year accident rate halved and according to a mate in the higher echelons of French gliding has taught the French a thing or two and is now a bench mark.
<snip>
I suspect that the OP is on about a different sort of winching - vertically, out of the side of a helicopter!