> I've reread the technical paper just now, and recalled the (internal, with colleagues) discussion I had in the past, from which I had this conclusion - "whole

> I've reread the technical paper just now, and recalled the (internal, with colleagues) discussion I had in the past, from which I had this conclusion - "whole protocol version" is an emergent property of wireguard, not a a designed one No, it's not merely emergent. The handshake identifier string explicitly has a "v1" in it, and message types have explicit type identifiers.