Anyone ever try one of these? There are a lot of lights in my town that don't register bikes, and all of them happen to be with in 1 mile of the Police Station which means waiting 20 minutes for a car to come at midnight or risk getting pulled by a cop.
http://www.meancycles.com/store/parts/view.cfm?PartID=215560
http://www.meancycles.com/store/parts/view.cfm?PartID=215560