 Some of the original studio sessions were included on "Duo".SCUM was a project where Masami Akita made new releases out of previous Merzbow sessions using cut-ups, effects, and mixing.In an interview with Arthur Potter, Akita explained that the album "is an attempt to cut up and mix all of the Merzbow sounds I've done" and that SCUM "is an experiment in changing the context of our own music to create new forms.