Whether you're a news editor or a reader, your question may be the same: Haven't we done Ethiopian famine? And the answer is yes, we did Ethiopian famine back in 1985, when we joined Bob Geldof, Michael Jackson and others in choruses of "We Are the World" and helped them raise almost $300 million. And yet here they are again, those images of helpless children and adults, demanding our attention and nagging at our consciences until we turn the page or click to the next screen.