Made me instantly think of this: https://www.nationalgeographic.com/science/article/slime-mould-attacks-simulates-tokyo-rail-network https://www.nationalgeogra

Made me instantly think of this: https://www.nationalgeographic.com/science/article/slime-mould-attacks-simulates-tokyo-rail-network https://www.nationalgeographic.com/science/article/slime-mou... Something ironically self-referential about not only fungi growing (like) rail networks, but also IN rail networks.