It was called Acousmatic

Daniel Teruggi (composer, director of GRM 1997-2017) to Patrick K.-H. (composer, Floating Sound Gallery) on Acousmatic, its meanings, origins and history:
- hearing phenomena,
- cinema for the ears,
- Pierre Schaeffer, Luc Ferrari and Francois Bayle,
- "music concrete" vs. "music abstract",
- "sound object" and "musical object",
- active listening.
GRM (Paris), June 2018.
Camera - Anastasia Blur.
www.acousmoniu...
inagrm.com/
TG t.me/acousmonium