[TUHS] Dave Cutler recollection about Xenix

Sebastien F4GRX f4grx at f4grx.net
Tue Oct 24 17:58:13 AEST 2023


You can enjoy non-chopped up videos by replacing youtube.com by yewtu.be 
in related URLs (easiest way to remember).

Or you can paste a youtube URL in the search box of any Invidious 
instance, like https://invidious.fdn.fr

Other instances listed here in case one of them is down: 


Le 21/10/2023 à 18:40, John Cowan a écrit :
> On Sat, Oct 21, 2023 at 11:37 AM Paul Ruizendaal <pnr at planet.nl> wrote:
>     An interesting set of videos indeed, although I wish they were not
>     all chopped up in 5 minute segments.
> The alternative nowadays is for YouTube to chop videos up themselves 
> with commercials.
>     The below site has a very nice summary of Xenix at Microsoft (I’ve
>     linked it a couple of times before):
>     http://seefigure1.com/2014/04/15/xenixtime.html
>     By this time, there was growing retail demand for Xenix on
>     IBM-compatible personal computer hardware, but Microsoft made the
>     strategic decision not to sell Xenix in the consumer market;
>     instead, they entered into an agreement with a company called the
>     Santa Cruz Operation to package, sell and support Xenix for those
>     customers.
> That's not entirely true.  The first personal computer I used was an 
> IBM PC/AT, and I bought MS-branded Xenix (System III) for it.  It was 
> a box full of floppies, and it came with the MS C compiler (CL.EXE 
> etc.) which could compile for Xenix or cross-compile for MS-DOS.  That 
> way I could write command-line programs on Xenix and deliver them for DOS.
>      In a way it is the same dynamic that kept C89 and Bash in place
>     for so long: people know it, it is good enough and it works
>     everywhere.
> C89 has plenty of obvious successors; bash does not.
>     Seeing the Cutler interviews reminded me of the old joke that
>     there are only two operating systems left: Unix and VMS (Linux
>     being Unix-family and Windows being VMS-family).
> OS/360 (now in the form of z/OS) is still very much with us.  z/OS is 
> Posix-certified, but it is fairly distant from Linux, *BSD, or 
> Solaris.  (It is not to be confused with Linux running on System Z 
> virtualized.)
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