[TUHS] Unix game origins - stories similar to Crowther's Adventure

Rob Pike robpike at gmail.com
Wed Feb 1 15:36:16 AEST 2023

Best TUHS mail ever. I never knew that setuid was for moo. What other
secrets are you hoarding?


On Wed, Feb 1, 2023 at 3:51 PM Douglas McIlroy <
douglas.mcilroy at dartmouth.edu> wrote:

> Moo (later marketed as Master Mind) was an import from Cambridge. A
> moo leader board sprang up. Maintenance of a file that had to be
> written on behalf of any user posed a conundrum--how could you protect
> it against false updates? Dennis's novel solution to this and related
> problems was setuid, which garnered the only Unix patent.
> Wumpus was my preschool kids' introduction to computing. They learned
> the tricks of shooting crooked arrows faster than I learned that the
> cave is always the same, with random room numbers. Only years later
> did I discover by reading the code that the shape is a dodecahedron.
> That fact would have helped note-taking a lot.
> Doug
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