A Catalog for the “Next Generation” or the Current Generation?

Are we building the “next generation” catalog for us (librarians) or our users? As a read a report from the Next Generation Summit Search Interface Working Group of the Orbis/Cascade Alliance, I have to wonder. Portions of this report are dated1 other portions are timeless. In particular, this section from page 2 (emphasis added):

How do we define “next generation”?