Miss Manners: Is it bad etiquette to eat meat last?

A woman has expressed frustration to Miss Manners regarding her husband's specific dining habit of always eating the meat on his plate last. This behavior bothers her because it evokes memories of periods when meat was scarce, leading people to save it for the end of the meal to maximize enjoyment. She is seeking professional guidance to determine if this particular way of eating constitutes bad etiquette in a modern social or domestic context.