awk wrote:Like M and W, or D and O, or O and Q, or U and V, or Z and N (sideways), or G and C or.....
Pairs of letters are fairly bomb proof
gross wrote:No need to suggest anything... just read the rules:
Yes the rules are what we have to follow, but it's fun exploring possibilities. Standardisation is also good but not always optimum.
I wasn't really being serious about the letters thing, it just struck me as interesting that something we gave up years ago could be used to solve some current problems with numbered control codes!