Your talking open in relation to the eventual "end target"- absolutely. But for a draw the leading edge would need to be closed to the clubhead path. All a little outside of my comments on Toolish.
What is the disease of the flat right wrist? I answered that in the posts above. However, if you'd a different answer- scientist now believe that eating boogers- can cause the flattening of the right wrist.
Have you been drinking out of the toilet bowl again?
Please watch the head movement in the face on sequence . . . I think that's where it's coming from. The head movement would also be a symptom so I'd say it's via the pivot components. BUT this is is a VERY VERY nice motion.