I've managed to bring the backlog down to a mere sixty-eight years," she announced with some small sense of achievement. "I hope to be able to start marking the papers of pupils who are still alive by the end of the decade.
Social mores change with time, like fashion - who knows where it might all end up? I especially like the idea that waste, impoliteness and overpopulation become "abominations," although I'm not sure recycling one's aunt will ever truly catch on.