Daniels Double Remontoir Tourbillon Escapement

The Daniels Double Remontoir Tourbillon Escapement (what a mouthful):

See it in action: https://www.youtube.com/watch?v=sMMgvg5vobU

This is a model watch escapement based on a design by George Daniels based on the natural escapement concept by Breguet as ingeniously utilized by Derek Pratt (I could go on). It couples the benefits of the Swiss lever with those of the detent escapement while attempting to eliminate each designs' weaknesses. Of course the potential added efficiency and accu