So what? It depends on the kind of mobility impairment, if rail is suitable. Good rail and transit systems accomodate people in wheel chairs just fine, if you are impaired in other ways and can’t use a wheel chair you still got plenty of options. The Netherlands show that transit oriented cities are actually better and safer for people with limited mobility.
There are also people with mobility limitations.
So what? It depends on the kind of mobility impairment, if rail is suitable. Good rail and transit systems accomodate people in wheel chairs just fine, if you are impaired in other ways and can’t use a wheel chair you still got plenty of options. The Netherlands show that transit oriented cities are actually better and safer for people with limited mobility.