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Paine showed a similar sculpture in the 2004 Whitney Biennial. He has done some really interesting process-oriented work in the past creating machines that make paintings and sculptures based on a set of variables. See links below for some of that work.
Madison Square Park Conservancy - Includes a video interview
James Cohan Gallery
Ronald Feldman
From Grand Arts:
- SCUMAK (Sculpture Maker)
- PMU (Painting Manufacturing Unit)