For those who are still incubating, consider this:
When using Horizontal Hinging, Clubface loft will stay the same from Impact to Low Point even though there is forward lean of the Clubshaft at Impact, and no forward lean at Low Point.
Yoda, does Angled Hinging produce more backspin than Horizontal Hinging? Angled Hinging has a Layback motion which adds backspin, but also has Compression Leakage unlike Horizontal Hinging which reduces backspin.