Human language is more flexible than computer language. We send a few emails, agree on a new word, bingo bango problem solved. Easier than everyone learning a

Human language is more flexible than computer language. We send a few emails, agree on a new word, bingo bango problem solved. Easier than everyone learning a new computer program, easier than teaching everyone how to avoid the errors in Excel, just send a memo to all involved, and those who miss the memo will slowly catch on anyway. MARCH1 -> MARCHF1 seems like a good change and will not cause any confusion.