I’m not sure HungryBear. A Shoulder Turn Throw is a sharp initial acceleration against the #4 Pressure Point. This is a little hard to see in the down the line video when Steve Griffithis hitting the ball. It is easier to see when he is demonstrating the face on view.
To me it looks like a Shoulder Throw. A player can use multiple Throws.
Bill
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Archimedes suggested,Give Me A Lever Long Enough and I Will Move The World.
I think this clip is an anti 10-20-c demonstration. As I read 10-20-c correctly the trigger is when the sholder STOPS
Right Shoulder Triggers the downswing per a swing stroke pattern...a la Sally Little and Jodie Mudd. Per 2-H, "The geometry of Shoulder Control deals only with the Right Shoulder, there are no guide lines for Left Shoulder control of the Right Shoulder."