In 1957, John Conway built a water computer called WINNIE (Water Initiated Numerical Number Integrating Engine) Posted on 2022/02/21 by Carl Robitaille In 1957, John Conway built a water computer called WINNIE (Water Initiated Numerical Number Integrating Engine) pic.twitter.com/k8iVPdo0dY— Fermat's Library (@fermatslibrary) February 20, 2022