[Info-vax] And another one bites the dust....

[Arne Vajhøj]

On 2/17/2022 4:38 PM, Dave Froble wrote:
> On 2/17/2022 2:17 PM, Arne Vajhøj wrote:
>> Sometimes the decision is to migrate. Sometimes the decision is
>> not to migrate.
>>
>> Not to migrate is probably the most common.
> 
> If it ain't broke, don't fix it.
> 
> How many times do things get "fixed" anyway?

Pretty often. Until something else is broken.

>> But the question comes up again and again. If the question comes
>> up every 3 years and it is 20% migrate 80% keep, then after 24
>> years 87% has migrated.
> 
> Statistics doesn't work that way.  It is not cumulative.  If the ratio 
> is 20/80, then every time it's 20/80.

Statistics work that way.

20% attrition every 3 years means that after 24 years 87% is gone.

That is a mathematical fact.

Arne