Obligatory reference to 'A Fire Upon the Deep' [0] by Vernor Vinge, in which programmers-at-arms on board starships do indeed trace their ship clocks back to an

Obligatory reference to 'A Fire Upon the Deep' [0] by Vernor Vinge, in which programmers-at-arms on board starships do indeed trace their ship clocks back to ancient computer systems and Unix in particular [0] https://en.wikipedia.org/wiki/A_Fire_Upon_the_Deep https://en.wikipedia.org/wiki/A_Fire_Upon_the_Deep