In some places, you cannot survive just by walking everywhere. My girlfriend's job is miles from the nearest house, and she is not going to spend 2 hours walki

In some places, you cannot survive just by walking everywhere. My girlfriend's job is miles from the nearest house, and she is not going to spend 2 hours walking to her office each morning. Bicycle would be workable if it didn't involve cutting across a 55MPH highway. A lot of US towns and cities are not really designed in a way that promotes non-automobile transportation.