Branching the thread away from Compaq deskpro boards: "What We Have Lost"

William Donzelli wdonzelli at
Sun Aug 1 19:51:28 CDT 2021

> z/OS runs on IBM Mainframes, there is also “IBM i”, which was previously called OS/400.
> Last I checked, GCOS-8 is still running, but with Itanium end-of-life, I’m not sure what on.  It’s been a niche market for decades.  I’d argue that it was a serious niche when I was using it in the early 90’s.

It is amazing how many people - IBMers included - that simply do not
realize that Unisys exists, and both MCP and OS2200 are modern, up to
date operating systems running on quite a lot of sites in the real


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