Here's the work of Steven Laurie from Whitby (Ontario) Canada. A video of his performance at Station Gallery can be viewed here. Go here to read a piece on him by Gary Grant. Much more here from Hack A Day.
From top to bottom: Chainsaw (Mud Flap Project, 2009); Herman Kruis' Truck (Mud Flap Project, 2009); Burnout Machine (Still from a performance at Station Gallery, 2008); Donut Machine (2008).
