I read from concourse to concubine.

If you just can't wait to learn more about "concrete music" or "Musique concrète".

https://en.wikipedia.org/wiki/Musique_concr%C3%A8te

https://youtu.be/c4ea0sBrw6M

The word of the episode is "concrete poetry".

https://en.wikipedia.org/wiki/Concrete_poetry

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