They are not a replacement for every situation, but they work amazingly well when they do. I don't think you are making a good faith argument here. I've been i

They are not a replacement for every situation, but they work amazingly well when they do. I don't think you are making a good faith argument here. I've been in towns and cities all up and down the east coast of the US with my bike, and they range from absolutely terrible for any bike traffic (stroads everywhere) to fantastic. The biggest obstacle to bikes being more usable is simply not designing our infrastructure in the least human/bike friendly way possible.