It's not quite "computation", but apparently you can wire a mushroom up to a modular synthesizer and get something resembling music out of it.
Someone has a very entertaining YouTube channel full of this content: https://www.youtube.com/c/MycoLyco. The titles are great too, like "Reishi Talks To Lions Mane About Life In a Bag" (posted 4 days ago).
Someone has a very entertaining YouTube channel full of this content: https://www.youtube.com/c/MycoLyco. The titles are great too, like "Reishi Talks To Lions Mane About Life In a Bag" (posted 4 days ago).