Autonomous vehicles will not make cycling or walking next to much faster multi-ton vehicles more pleasant, even if those vehicles are less likely to kill you. I mean, have you walked along even a 35mph road with significant traffic? It's extremely unpleasant due to the noise and air pollution.
In fact, today the area around elevated freeways is often much cheaper than the surrounding area for several blocks.
In fact, today the area around elevated freeways is often much cheaper than the surrounding area for several blocks.