Smart person learn knowledge by network data structure but hard to use and manage them.
It is important because creative thinking is connecting far distance in tree data structure but close distance in network data structure. so they need to make knowledge network tool for themselves Zettelkasten
After that there will be exponential connectivity increases by linking new concepts with older ones.
Like saving progress in a game for each concept, we can store the flow of consciousness, allowing us to reach higher levels of thinking and conclusions through repeated iterations