4WD Car Makes Sense, But A 2WD Bicycle? (Video)

I'm a great believer in the engineer’s inate ability to come up with creative and effective solutions to problems. Still, sometimes it’s difficult to figure out exactly what problem they are trying to solve.

One company here has designed a small bicycle that comes with an extra chain mechanism to transfer power from the bicycle’s pedals to both wheels instead of just one. It looks ‘practical’, whatever that means. Anyway, while we were fortunate enough to have our camera with us-


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