The document "Clarification Proposal for CLHS Section 22.3" has been submitted by Didier Verna and has been accepted as CDR document 7. According to the CDR process, this document is now in its initial stage and will be finalized on March 29, 2011, unless withdrawn by the author beforehand. See http://cdr.eurolisp.org/document/7/index.html for the details of this document.
Pascal