I think they chose the name as an homage to the name of how the data is represented from an engineering standpoint. A graph is a data structure that has many no

I think they chose the name as an homage to the name of how the data is represented from an engineering standpoint. A graph is a data structure that has many nodes connected together. In this case, a node is a person, photo, location, etc, and the edges represent how they are related to each other.