“On June 1, 2003, a glass shelf (10 x 15 feet) filled with crystal glass objects was crashed down a set of stairs. In collaboration with the Ensemble für Neue Musik Zürich, the recorded soundscape was transcribed into a composition. On July 11, 2003, the ensemble premiered Reality Hacking Nr. 202 at the Centre d’Art Contemporain in Geneva, Switzerland.” This terse description appears on the website where Peter Regli documents his often anonymous interventions in public space. With the most filigreed clattering—loud, and then, in echo, finely engraved—the multitiered tower of hand-blown crystal