This feels like a paid article to promote that particular development.
According to it's tourist-oriented site, Mackinac Island (which is part of "America" has been a car-free community for over 100 years. Whereas this development outside Phoenix hasn't even been around for a decade.
The article itself reads very much like an advertisement as well, going as far as emphasizing the "slightly higher than average rents" as a good thing.
So... yeah.