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The Natural Philosopher  writes:
> Robert Roland wrote:
>> On Tue, 26 Nov 2024 18:37:02 +0100, Josef Möllers
>>  wrote:
>>> And to consider that, at that time, processors like MC68000 or NS32016
>>> were readily available.
>> At the time when the design decision was made, the Motorola 68000 was
>> not ready for production.
>>  From https://en.wikipedia.org/wiki/IBM_Personal_Computer :
>> "The 68000 was considered the best choice,[19] but was not
>> production-ready like the others."
>
> I also remember a zilog Z8000?

Yes, although also with a segmented memory model.

--
https://www.greenend.org.uk/rjk/

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