I know there have been some predecessors (Schlumpf etc), but the gear ratio picture looks quite impressive - equally spaced 18 gears with better range than a Rohloff - 2.7 kilos is a kilo heavier and it's not going to win any beauty awards but it seems pretty impressive…
http://pinion.eu/p1-18-getriebe/
(don't think this has been posted before)