Celebrating the release of “Dirk Schaefer : Peter Tscherkassky, All the Soundtracks (2005–2021)” by purge.xxx, Sonic Cinema presents Peter Tscherkassky & Dirk Schaefer’s four collaborations to date: Train Again (2021); The Exquisite Corpus (2015); Coming Attractions (2010); Instructions for a Light and Sound Machine (2005); as well as Tscherkassky’s classic of avant-garde cinema Outer Space (1999).