This graph representation allow us to visualise this in a concept that's easy to understand in a short time scale.
It means we can start to begin to have larger understanding of everything. It becomes much simpler largely because this is loosely how we represent our knowledge. In neurons and synaptic connections the knowledge is represented. In this graph represent we present the knowledge similarly and it's easy to comprehend. There are many graph representation that can help and many allow searching of this for one concept to know everything that is associated with the concept.