Two of techno's most revered producers, brothers Wolfgang (Mike Ink, Gas) and Reinhard Voigt (Kron, Pentax) began releasing material together in June 2002, when the Cologne, Germany natives contributed both tracks -- the gnashing "Korn" and moody "Roxy" -- to Kompakt's third Speicher release. Within a few months, they provided both sides of Speicher 5, including the chugging melodic techno track "Vision 03," a highlight of Kompakt's early years. After Speicher 10 (2003) and Speicher 22 (2004), their output slowed, with only Speicher 54 (2007) and Speicher 69 (2011) added throu...