[airair]

Well those were just the two things that were big eye openers, prior to that I thought you wanted the clubface square at impact and I thought you simply just turned and turned back. So when I realized that the face had to be slightly open for horizontal hinge at impact to allow for closing it was a big aha moment. The axis tilt explained how the thrust could be delivered down the plane. Those two simple things explained a lot for me, very simple things.

It's always nice when things seem (and are) simple. I'm not there yet, but it's interesting to read about your progress and understanding of the book. Keep it coming.