Additionally, walking around aimlessly in the city where I live, a lot of the time, is simply not a safe thing to be doing. While the article mentions some differences between our world, and the world of the creative thinkers, it leaves out to a certain extent that a lot of people live in densely populated cities with minimal access to green space. If I wanted to go for an aimless walk in the woods, I'd have to drive to the suburbs and find a forest preserve.
I got a lot of strange looks from white people in cars while walking through Capetown, SA. I could not imagine to live in a place where I were afraid to just walk where and whenever I want!
Until now, I never had any negative experiences, anywhere in the world because of walking. I'm male, though, I guess that's quite significant in many places.