It is a mistake to assume that because cities were the most efficient way to organize people in the past, they will continue to be so in the future. Given the trend towards remote work, socialization and shopping, there is a lot less of a need for density. Instead of asking "how can we make the city of the future" we should instead be asking "how can we create a habitats for humans that promote happiness, health, har…
I live about three minutes away from a large park near the center of a large city. It's a great place to walk around.
When I lived in American suburbia, it was nothing but houses unless you drove a few miles down a main road.