P.Harmonic Gear Reducer

Watch it go at:This gear reducer is a hybrid of a planetary drive and a harmonic drive. It starts off with a conventional set of 5:1 planetary gears. The ring gear has 96 teeth. But then I've extended the planets and sun gears and added an additional flexible gear with 93 teeth, essentially creating a harmonic drive. The overall reduction 155:1.It's no surprise that the estimable emmett has also designed a hybrid planetary/harmonic drive - https://www.thingiverse.com/thing:219779 - but this one