Nevertheless, if we wished to choose several names, as indications only, and to recall those authors in whose discourse this occurrence has kept most closely to its most radical formulation, we doubtless would have to cite the Nietzschean critique of metaphysics, the critique of the concepts of Being and truth, for which were substituted the concepts of play; been understood and determined, in its meaning, as sign of, a signifier referring to a signified, a signifier different from its signified.