[Info-vax] For sale: VAXstation 4000/90 128MB Fully Working and Tested

[Bill Gunshannon]

On 7/1/22 16:02, Arne Vajhøj wrote:
> On 7/1/2022 2:31 PM, Bill Gunshannon wrote:
>> On 7/1/22 11:10, Arne Vajhøj wrote:
>>> On 7/1/2022 10:52 AM, Dave Froble wrote:
>>>> For some reason Arne, you seem to feel that that which isn't broken 
>>>> must regardless be fixed.  I just don't understand such.
>>>>
>>>> I do believe that I mentioned that the Codis application/ERP did 
>>>> what the users needed, is successfully running their businesses, and 
>>>> just about anything else would be a step down, not up.
>>>
>>> Progress is not about replacing things that are broken. Progress
>>> is about replacing things that work with something that work better.
>>>
>>> Horse wagons did not stop working. But trains, cars and airplanes non
>>> the less replaced them for transportation.
>>>
>>> Your Basic code running on PDP-11 did not stop working, 
>>
>> Actually, it did.  But not because of the code but because someone
>> decided to force the unneeded change by making the PDP-11 unobtanium!
>>
>>>                                                         but the
>>> new shiny VMS VAX thing was just better.
>>
>> Was it?  My guess is that the only improvement that might have been
>> needed for Dave's application was a faster processor.  And that was
>> done even after the death of the PDP-11 in DEC's eyes.
> 
> I don't think PDP-11 not being available was the driver behind the
> move to VAX.

Not lack of availability at first, but complete stoppage of development
played a major role.

> 
> PDP-11 production continue until 1997 when people were migrating
> from VAX to Alpha - not to VAX.

How much development was done during that period?  How many shrinks
to increase speed?  How many new peripherals were made available?
We didn't even get decent network cards or even disk controllers for
things like SCSI except from third parties.  Trust me, people using
PDP-11's could see the writing on the wall.

bill