I like the D (for dear or darling or devil or devious or delicious or dratted)
I like the numbers too signifying where in the pecking order they lie too
I also thought the given was DD2(9) or DS(4) with the numbers in brackets denoting age
prrrbbbbttttt to the lot of ya
I dunno you and your new-fangled ideas, you'll be throwing out the baby with the bathwater next