NNTP is a general-purpose, globally meshed &amp; distributed, channelized, eventually-consistent pub&#x2F;sub bus. With optional ordering, GC, and replay semantics, and robust and stable implementations of both client and server protocol available in a variety of language bindings.<p>So the only real surprise is that it isn&#x27;t everything&#x27;s preferred loose-coupling substrate, but we do love reinventing the wheel.