As is the case every year, Edge.org [5], the prestigious site disclosure and debate, throws down the gauntlet to his question of the year: what should we care? From his website, whose identity definition reads: "To reach the bank of knowledge of the world, look for more complex and sophisticated minds, reúnalas in a room, and have to question each other the questions that are being raised" - the aristocracy of thought, science, philosophy or art takes stock of the concerns of our time, presenting an assortment of Gordian knots. And there is more shade than is pinched inside the question: we care about the concern. community today lives with the feeling that his days are no longer a blank canvas to fill, not even moral competition coup and epistemological. ...