-> I was thinking of setting up a BBS network but in a decentralized way by usi

-> a mesh topology between the hubs where hub A exchanges with both hub B and C

-> and C exchanges with B and A and B exchanges with C and A. If you see what I

-> mean. Contrary to what is done with BBS hubs like FidoNet where there is a 
-> hierarchical topology where hub C speaks to hub B which in turn speaks to hu

-> (main hub) -- If I am correct. 
  
AFAICT, you are wanting to re-invent FidoNet the way it is today :) 
 
... War is God's way of teaching us geography. 
--- Wildcat! v7.0.454.5 (May 15 2016), Editor Mod v2.0