On Thu, 2008-04-17 at 08:17 -0400, Ray Denenberg, Library of Congress
wrote:
> From: Theo van Veen 
> "The DCX schema only has to express that the actual records contain
> enough DC elements to be useful for applications that can only use the
> DC elements."
> 
> hat does  "enough DC elements to be useful"   mean?

It's much the same as the definition of which extensions are
"useful". ;)


Rob