SRU advantages over openSearcu

["Ray Denenberg, Library of Congress" <rden@loc.gov>]

At the call today I said I would dig up what we had written about SRU and
openSearch, particularly the SRU advantages.

From the March 2006 meeting report:
http://www.loc.gov/standards/sru/march06-meeting/report.html

Advantages of SRU vs. OS:
cql
schemas
scan
diagnostics
stability