Produced as Opiate for the Opto project with Alva Noto. 
Released by Raster Noton 2001

Also part of the Opiate album "While you were sleeping". 
Released by April Records 2002

Opto File 1

Thomas Knak =  Established the label, Hobby Industries, in 1999.

Thomas  Knak = Opiate.

Thomas Knak + Bjørk = Bjørk : Cocoon and Undo (Vespertine album 2001)

Thomas Knak + Oh Land = Oh Land : Heavy Eyes and Still Here ( Fauna album 2008)

Thomas Knak + Carsten Nicolai = Opiate and Alva Noto = Opto (Opto Files, 2001 / 2nd, 2005)

Thomas Knak + Jakob Bro = Bro/Knak (S/T) 2012

Thomas Knak + Anders Remmer and Jesper Skaaning = Future 3 (We are ../ Stay With../ Like.../ With and Without)

Thomas Knak + Anders Remmer and Jesper Skaaning = System 
S/T, 2002 / Tempo EP, 2007 / B, 2010, Plus (with Nils Frahm) 2018.

Thomas Knak + Anders Remmer, Jesper Skaaning, Sara Savery = People Press Play (S/T, 2007)

Thomas Knak + Morten Remmer = James Bong (C´est Tres Bong , 1995)

https://youtube.com/@random_emotionally_deformed