Announcing Dipity!
TL;DR, it's a bluetooth mesh chat app built for local communities, not protests. You can get it on zapstore, google play, and soon the apple store (Lord willing).
Last summer, I w...
A space-bound mesh fits how BLE actually moves messages: controlled flooding, with each relay node rebroadcasting packets while a TTL counter caps retransmissions, default 5. Real world performance degrades past 5 to 7 hops, so locality is somewhat enforced by the physics of the thing.