Abstract3.1 Problems with Time and Technology in Art in the 1960s; 3.2 Against Duration: Art and Objecthood; 3.3 Directions in Kinetic Art at the Berkeley Museum (1966); 3.4 Orchestrating Time: Jean Tinguely's Auto-Destructive Machines; 3.5 Conclusion: Technological Expansion and New Durations; References; 4 Systems Aesthetics: A Key Polemic in Contemporary Kinetic Art History; Abstract; 4.1 Key Understandings of Jack Burnham's 'Systems Esthetics'; 4.2 Burnham's Turbulent Relationship with Kineticism; 4.3 Hans Haacke's Kinetic Systems; 4.4 Conclusion: Ontologically Unstable Movement Systems