This "ED is too expensive" situation has been going on for decades. Is it possible the fairly new walk-in clinics could help? Could there be a big red sign on

This "ED is too expensive" situation has been going on for decades. Is it possible the fairly new walk-in clinics could help? Could there be a big red sign on the ED door saying, "Hey we are very expensive and if your condition isn't serious you will wait a long time! Consider using the walk-in clinic at 123 Main Street."