Just found this thread, excellent idea. If everyone believed that function should drive design, the world would be a better place. I'm sure you'll find a way to improve on it as well. Maybe a reflective boat tail canopy that improves the aero on the bike as well?
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Almost all my driving is done 1-5 miles at a time.
Best short trip: 2.4 l/100 km, 3.9 km