> -----Original Message-----
> From: IBM Mainframe Discussion List On Behalf Of Schwarz, Barry A
>
> That is a perfectly valid consideration. But only one of many. Since
> most of our products carry nine-figure price tags, I don't think we
> would sell too many in the future if customers didn't have faith we
> would continue to support them.
Just curious.... Who besides Airbus is your competition in the
commercial space? Who besides Lockheed-Martin is your competition in
the military space?
> At that price, customers intend to use the product for decades (some
of
> our planes have been flying for more than 50 years) and they are not
> particularly interested in updating their IT equipment multiple times
> just to be fashionable.
I don't see a logical connection between buying modern airplanes and
running "obsolete" computing hardware.
> We are not the only company to do this. I think it is one of the
major
> reasons IBM has spent so much effort maintaining a high level of
> backward compatibility stretching back from the z10 to the 360/40 I
used
> to program in college 40+ years ago.
But even IBM is trying to "retire" old code.
-jc-
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