Re: architectural goals, Byte Addressability And Beyond

According to OrangeFish  <OrangeFish@invalid.invalid>:

On 2024-06-02 15:44, John Levine wrote:

IBM made several S/360 and S/370 add-in boards for PCs. They worked
but were never very popular, probably because nobody bought a
mainframe for the CPU and PC peripherals are underpowered.

>
Were they not marketed as a way of developing s/w on a PC without
chewing up mainframe time?

I heard it was software licensing. You were allowed to run stuff on
your PC/360 without paying for an extra seat as you would if you were
using a mainframe terminal.

They still weren't very popular, even though they were technically quite clever.
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