Any system that lets users create and maintain groups creates a set of group-forming options that increase exponentially with the number of potential members. And as a function, 2^N dominates N^2 - which means that even if each individual group-forming option is worth much less than an individual pairwise connection, eventually the total set of group-forming options will have far more option value than the pairwise options. -- DavidReed? from an interview with DavidWeinberger, http://idm.internet.com/articles/200101/ib_01_31_01a.html
created by EdwardVielmetti 010419
In other words, ReedsLaw >> MetcalfesLaw.
Secretly, the power of the Wiki is in Reed's Law phenomenon, because the WikiNature allows one to easily form groups: making a WikiPage uniting several disparate pages WikiLinked together. -- MarkJanssen