This is, of course, complete hearsay, but Tim Rowledge ( https://news.ycombinator.com/user?id=timrowledge https://news.ycombinator.com/user?id=timrowledge ) tol

This is, of course, complete hearsay, but Tim Rowledge ( https://news.ycombinator.com/user?id=timrowledge https://news.ycombinator.com/user?id=timrowledge ) told me once that the Recursiv processor was used in a prototype british "smart torpedo." The official story was the CPU locked up during a test and the torpedoes have never been seen since.