Did you know that ten (10) companies control all of the major food/drink brands in the world?
(From These 10 companies control everything you buy, where you can find a larger version of this image.)
You could, with enough searching, have put together all ten of these mini-maps, but then that effort would have to be repeated by everyone seeking the same information.
But, instead of duplicating an initial investment to identify players and their relationships, you can focus on identifying their IP addresses, process control machinery, employees, and other useful data.
What are your value-add of mapping examples?