No, I didn’t even know about it. I agree that this is way cool, so thanks a lot ! Interesting that what they call “medium gear” is 72 gear inches maximum, which is right in my wheelhouse of what I typically ride on the road.

PS: What make, model & approximate year of production is your frame-set?
A CF frame w/ track-ends and F&R brake fittings? Hmmmm.....