If I see one of these on the trails I ride I'm going to be nearly as angry as when people ride full on gasoline powered dirt bikes out there. Mountain biking i

If I see one of these on the trails I ride I'm going to be nearly as angry as when people ride full on gasoline powered dirt bikes out there. Mountain biking is about self-sufficiency and the elegant mechanical application of human power. It's fine as a motor vehicle replacement, but the idea of one of these whizzing by on a bike path or other non-motor-vehicle-authorized path really makes me angry.