this doesn't paint a full picture of your options, as there's nothing that stops you from having zonal/regional consensus and then replication across regions/long-range topologies for global distribution.
to be pithy about it, going full-bore gossip protocol is like going full-bore blockchain: solves a problem, introduces a lot of much more painful problems, and would've been solved much more neatly with a little bit of centralization.
to be pithy about it, going full-bore gossip protocol is like going full-bore blockchain: solves a problem, introduces a lot of much more painful problems, and would've been solved much more neatly with a little bit of centralization.