On Mon, 9 Oct 2006 17:40:05 +0900, Timothy Sipples 
<[EMAIL PROTECTED]> wrote:

>Sorry, I disagree.

You disagree with what?  You didn't quote anything.
>
>Mainframe software pricing has been falling, quite precipitously in many
>cases, over several years.  

That's a powerful assertion.  Back it up with data.  Specifically
about MVS and related software.  The 10% or so adjustment in MSU
ratings for the new generations is a tiny drop.

>There are a variety of ways that's been true,
>and a variety of reasons, but it's fact.  And the market trends show no
>sign of abating (personal view), so I expect further decreases.

Not enough to make a significant difference, IMHO.
>
>In contrast, non-mainframe software pricing has been soaring.

Really?  How about some data?  The mainframe is the only place that
I know where the software pricing is tied to the compute power of
the processor
>
>Mainframe software pricing is *not* linear (at least in IBM's case -- can't
>speak for other vendors).  Don't know how that rumor got started.  

The phrase I used was "nearly linear" and I stand by it, but I admit
that it is from memory.  I have no data available to me.  It would
seem you do, but you do us no service to make these claims without
presenting data to support them.

>If you
>look at the "Value Unit Exhibits" in IBM software announcements it's quite
>obvious pricing is not linear.  Pricing is quite substantially sublinear:
>each incremental unit has a progressively lower price.

There is no such section in the z/OS 1.8 announcement.  IBM stopped
publishing the price for software in announcements many years ago.
Is there a web site where MVS (and related) software pricing is
documented?  I searched and couldn't find it.  I used to use it
frequently.
>
>The fact much IBM mainframe software is available in smaller quantities (at
>smaller prices) than non-mainframe software -- WebSphere Message Broker
>cited as an example -- is indeed a very big deal.

Is it a fact?  Can you give any numbers to support that assertion?

Tom Marchant

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