Earlier quoted context omitted.
Inventing some protocol around the Dunbar number is interesting. There was something similar in the Weatherford's book on Genghis Khan [1][2]. This system was described to be very effective for communicating and coordinating the huge military. > In Genghis Khan's military system, a tumen was recursively built from units of 10 (aravt), 100 (zuut) and 1,000 (mingghan), each with a leader reporting to the next higher le…
Pretty much every effective military in history has had this kind of hierarchical structure, by both imitation and convergent evolution. I'm sure there's a post on https://acoup.blog/ about it.
I will checkout this blog, maybe it has some posts about non-military initiatives also.
[1] https://en.wikipedia.org/wiki/Category:United_States_Army_Co...