Handling a multi-value attribute question

[Peter Schober]

* David Bantz <dabantz at alaska.edu> [2012-12-06 17:10]:
> On Thu, 6 Dec 2012, at 06:20 , Mike Flynn <shibbolethlynda at yahoo.com> wrote:
> > Well, [givenName] is used as more than a greeting for the user -
> That was just one example.  Another is the user's certificates of
> completion that uses these values separately.
> 
> That seems to be a good place to use displayName (which IS single-valued).

How does that go together with Mike saying "uses these values
separately" just above?
-peter