Table of contents : CONTENTS Acknowledgments Prelude A Silence Filled with Speech 1 The Ontology of the Ineffable: Satie and Bergson 2 Ontological Machines: Varèse and Bataille 3 Ontological Appropriation: Boulez and Artaud 4 The Written Being of Sound: Cage and Derrida Postlude A Simulacrum of a Presence Notes Index