Scheme Request for Implementation 188, "Splicing binding constructs for syntactic keywords," by Marc Nieper-Wißkirchen, is now available for discussion.
Its draft and an archive of the ongoing discussion are available at https://srfi.schemers.org/srfi-188/. You can join the discussion of the draft by filling out the subscription form on that page. You can contribute a message to the discussion by sending it to srfi-...@srfi.schemers.org. Here's the abstract: Splicing binding constructs for syntactic keywords are versions of > let-syntax and letrec-syntax that can be used in a definition context in > the same way as begin. Regards, SRFI Editor