>But some other argument, when you are near the end of the century, it's
>reasonnable to have the database package ASSUME it's year 2000 when you type
>only 00 in a 2 digit year field.
>
>When the software ASSUME that, you don't have to RE-WRITE all your application
>to use the 4 digits year format.

I don't know about other xBase products but in VFP5.0 you can just
SET CENTURY TO xx ROLLBACK yy
to tell VFP from what year to consider it 19zz and when to consider the date 20zz

Arnon