--- In [EMAIL PROTECTED], George Dinwiddie
<[EMAIL PROTECTED]> wrote:
> On Tue, Nov 09, 2004 at 03:05:03PM -0000, Jeff Grigg wrote:
> [snip]
> > I see three tiers:
> > 1. Mainframe.
> > 2. Mini.
> > 3. Microcomputers ("PCs")
> >
> > As I see it, PCs as servers didn't really become a real option
until
> > the mid to late '90s. (Yes, before everyone objects: I did
TurboDOS
> > and MP/M servers in the early '80s; but hardly anyone would
consider
> > an 8-bit TurboDOS file server to be serious competition for a
> > mainframe. ;-)
>
> You left out
> 4. Embedded systems
>
> There was a whole lot of stuff that was under the radar of business
> programmers, because to them it was just part of the hardware.
>
You forgot
5. Lisp Machines
$60,000 for what was essentially a giant PC with each memory word
designed for Lisp instructions. Nice to hack. IT Value? well,
heh. Budgets man, budgets. That's what they talk about up there.
IT value is a recent trend I believe. I never heard about IT value
in the 80s or 90s. Maybe I was out of the loop :-)
-Rich
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