Soft robots currently require electronic hardware to operate. These components increase the costs, size, and power demands of soft-robotic devices. So UCR engineers have developed a pneumatic RAM chip capable of controlling its soft robot well enough to play simple songs on a piano.
https://www.techspot.com/news/90479-researcher-develop-pneumatic-computer-memory-chip-plays-piano.html?utm_source=dlvr.it&utm_medium=blogger
https://www.techspot.com/news/90479-researcher-develop-pneumatic-computer-memory-chip-plays-piano.html?utm_source=dlvr.it&utm_medium=blogger