Alexander Belopolsky writes: > .. > > leaving just 'Rejected' and 'Replaced' to be disambiguated. > > 'X' or 'Z' for "Rejected"? Looks like a perfect start for a bikeshed > discussion. :-) The Japanese contingent suggests O (UPPERCASE LATIN LETTER O) for accepted and X for rejected. (Actually these should be U+25EF and U+00D7, respectively.)