Well the problem is that you need a cycling network and even the most cycling friendly of North American cities often don't have that. So the common problem th

Well the problem is that you need a cycling network and even the most cycling friendly of North American cities often don't have that. So the common problem that holds back many cities is that you might have one or two AAA bike lanes, but then after that you're thrown back into the dangerous mix of traffic again. Accordingly cycling growth will be limited outside of the narrow corridors where the best AAA bike lanes exist.