Dissonance that loses its memory of what it negated becomes deaf, qualityless matter.

Evidence

Dissonance cools to become indifferent matter; although it is a new form of immediacy, with no trace of a memory of that from which it grew, it is deaf and without quality. — Rolf Wiggershaus, The Frankfurt School, 683

Categorization

• DEFINE: “Deaf and without quality” glosses what reified immediacy means for a once-critical technique.
• XREF: connects to: Memory has become a degraded repository of images and simulacra rather than authentic perception. — Fredric Jameson, Postmodernism, or, The Cultural Logic…, 314; Quality reveals being only to a nothingness that negates it; Content-indifferent sensation erodes judgement and drives catastrophic degeneration. — Theodor W. Adorno, Minima Moralia: Reflections from…, 257 (+2 more)
• yield-rescued: below the book’s yield-target cutoff, included anyway for connecting to: Memory has become a degraded repository of images and simulacra rather than authentic perception. — Fredric Jameson, Postmodernism, or, The Cultural Logic…, 314; Quality reveals being only to a nothingness that negates it; Content-indifferent sensation erodes judgement and drives catastrophic degeneration. — Theodor W. Adorno, Minima Moralia: Reflections from…, 257 (+2 more)