[Info-vax] VSI Subscription Licensing Exchanges

[Arne Vajhøj]

On 5/25/2021 5:06 PM, Dave Froble wrote:
> On 5/25/2021 4:12 PM, Arne Vajhøj wrote:
>> On 5/25/2021 4:07 PM, Arne Vajhøj wrote:
>>> On 5/25/2021 3:59 PM, Phillip Helbig (undress to reply) wrote:
>>>> Presumably if a license for 5 years costs X, then when buying another
>>>> one which has a four-year overlap one would pay only X/5.
>>>
>>> Yes.
>>>
>>> Or to do it the other way around.
>>>
>>> If a one year license cost X then a 5 year license cost 5*X and
>>> a 1 year license extension of a 5 year license cost X.
>>
>> And maybe they could make the actual license follow extension model, so
>> it would be:
>> * you pay 5X for a license 21-25
>> * next year you pay X for a license 25-26 (extension license)
>>
>> Or whatever. The point is simply that customers know they have
>> AVG=4.5 MIN=4.0 MAX=5.0 left which is better than
>> AVG=0.5 MIN=0.0 MAX=1.0 and AVG=2.5 MIN=0.0 MAX=5.0 for
>> normal 1 and 5 year contracts.
> 
> How easy would it be to replace 50 years of app development in less than 
> 5 years?  Perhaps significantly less.

Ongoing development and port/reimplementation are two very different
activities.

Moving some non-portable and complex code can certainly take
time.

But IT projects taking more than 2-3 years are usually problematic.
If feasible then chose common technologies and get enough people
working on the project to get it completed is the way to go.

Arne