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Subject: Re: is there a version of unix written in Ada
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"Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> writes:
> OK, but that again is rather retrograde, MS-DOS pops into my mind (:-)).

MSDOS had no memory protection at all, and was basically single tasking.
Singularity had the limitation that you were only allowed to use trusted
compilers, but in exchange it gave an interesting approach to
programming high performance multiprocessor systems.