All the world congratulates Prince William and Kate Middleton on their engagement but the Prince's choosing to give her his mother's engagement ring strikes a discordant note, bearing in mind the publicly miserable marriage that it presaged the first time around and, surely, something made especially for her would have been more appropriate. Even giving her the late Queen Mother's ring would have been better. Is it just a private matter? No, it isn't, because these people are public property.
But then there are stories of how economical members of The Firm are!