It's not a pity. It's a valuable tool to understand behavior as it relates to supply and demand.
Supply and demand isn't the only thing that exists, but basically everything else feeds into and informs it. It isn't the only starting position, but you can reach basically any point from it.
Supply and demand is impacted by many factors, but it’s still supply and demand.
You can put different labels on different components of the influences, but at the end of the day it’s still supply and demand.