Since when UI ( =User Interface) is only visual? To me it seems as UI got too narrow understanding of just visual in the wild (i.e. general population) and then

Since when UI ( =User Interface) is only visual? To me it seems as UI got too narrow understanding of just visual in the wild (i.e. general population) and then people who really understand what they are doing decided to rebrand themselves as too many people saying they are related to UI where just visual design related...