Suburbs can also be hostile to pedestrians. In many designs, neighbors only see each other when one or both is inside of a car.
Many homes are designed such that the inhabitants rarely use the front door, using only the garage.
A lot of "suburbs" in the Midwest lack sidewalks -- you can have the cops roll on you if you try to walk anywhere.
Quickly figured out that power was out and the weird sound was neighbors sitting on their front stoop talking.