Looks very much like the swizzbee system - telltale battery/electronics pack and rubber band driving the rear wheelI wonder what motor they are using? Not the Heinzman, unsurprisingly...
Quite....Like Tony Castles developed the Nano motor on the Brompton!
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Yes, it's the same set-up as the Swizzbee - but the Swizzbee uses a Heinzmann motor (or used to), that would probably be a bit expensive for CurrieLooks very much like the swizzbee system - telltale battery/electronics pack and rubber band driving the rear wheel