Yet no one seriously declares motor vehicles as useless.

Many who live in sufficiently-walkable areas don't have one and are actively opposed to getting one

There is a middle road.

America went full car to a point where just going to the shops from the suburbs is a car drive. Crossing the ROAD needs a car in way too many places.

There are cities where you can find a shop for essentials within walking distance, bigger shops need a short to medium drive, but can be still walked to if you really want to.