Scheme Request for Implementation 137, "Minimal Unique Types," by John Cowan and Marc Nieper-Wißkirchen, has gone into "final" status.
The document and an archive of the discussion are available at <http://srfi.schemers.org/srfi-137/>. Note that one final, John made one small change before finalization. It can be seen here: <https://github.com/scheme-requests-for-implementation/srfi-137/commit/c8fc5bbb8a3b6fcc4537a608b4decd7204af4144> Regards, SRFI Editor
