MCP Wrote Itself the Deprecation Policy It Has Not Written for You

Nathan Booker asked me a good question on LinkedIn a couple of weeks back, and it has been sitting in my notebook since. He wondered whether changes to MCP APIs are really breaking changes at all — that when your API is agent-facing you can evolve much more quickly, because there is reasoning on the other end that can deal with the change, the way a person deals with a redesigned interface.…