On Mon, 3 Jun 2013 08:44:17 -0500, Joel C. Ewing wrote:
>
>One of the big advantages to MVS has always been the deliberate design
>for upward compatibility, precisely so you don't have to recompile and
>retest all applications every time there is major maintenance to the
>Operating System or its component parts, which would increase
>programming costs by a significant factor.
>
Il a les défauts de ses qualités.  To wit, the continued reliance on 24-bit
addressing.

-- gil

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