It’s a riff on this concept with “natural” nano technology: https://en.wikipedia.org/wiki/Gray_goo https://en.wikipedia.org/wiki/Gray_goo Cellulose metababoli

It’s a riff on this concept with “natural” nano technology: https://en.wikipedia.org/wiki/Gray_goo https://en.wikipedia.org/wiki/Gray_goo Cellulose metababolism is unusually hard given all the plants around.