I like the cut of your jib!
But as Fergie herself said in an interview (I paraphrase) "if you leave the royal family, you can't complain if you don't get invited to stuff"
And she's not complaining - the contrary, she's looking forward to a private celebration
I don't think Andrew is going to be rehabilitated in to any representative role. Just the odd appearance at holidays on the various estates, church attendances and the really big occasions (but after the Coronation there won't be any of those for ages)