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Once upon a time, JJB <jack at internetguy.net> said: > Interesting. Back in 1980 we called /bin/sh the Mashey shell. It > did not have command substitution or other things we now take for > granted. Bourne did that for us. So there's a version or two > missing in history... Check the history here: https://github.com/dspinellis/unix-history-repo -- Chris Adams

...here's a version or two >> missing in history... > Check the history here: > > https://github.com/dspinellis/unix-history-repo > This history might be that of a particular lineage. CB UNIX and PWB UNIX existed in the gap between 1975 and 1979. https://en.wikipedia.org/wiki/CB_UNIX Jack