This concept is an attempt to get people to remember there is more than just the map. Yet, maps show relationships. In the case of a road map, it’s the relationships between A and B and importantly how to get there.
Concept Mapping and Maps of Content do the same thing. Provide an abstraction level across the territory of knowledge.
Maps are important. Expanding the area of my map - removing fog - will help in Expanding my Comfort Zone.