How useful to people find these "cluster graphs" to be, which are so popular in zettelkasten/pkms systems? It seems to me it would, instead, be more helpful to

How useful to people find these "cluster graphs" to be, which are so popular in zettelkasten/pkms systems? It seems to me it would, instead, be more helpful to just have a table of the most connected nodes, sorted by # of connections.