In Hans Ulrich Obrist’s book ‘Do it: The Compendium’ Chinese artist Ai Weiwei proposes a home-made gadget to extend the reach of cans of spraypaint, making it easier to block out surveillance cameras. As well as listing the necessary materials: a spray bottle, a wine bottle opener, a bike bottle cage, a bike brake bar, a screw, and a pole Weiwei also provides a step-by-step production procedure. Via: designboom
In Pictures | Hans Ulrich Obrist: Do It, The Compendium: Another Magazine