For a differing opinion see http://creativecommons.org/weblog/entry/33768, especially the last paragraph. At least in the UK this opinion (a practical preference for CC0 over CC-BY) seems to be becoming the consensus.
Graham Seaman
-----Original Message-----
From: Next generation catalogs for libraries [mailto:NGC4LIB_at_LISTSERV.ND.EDU] On Behalf Of B.G. Sloan
Sent: 23 August 2012 20:31
To: NGC4LIB_at_LISTSERV.ND.EDU
Subject: [NGC4LIB] OCLC recommends Open Data Commons Attribution License
From Library Journal:
"OCLC is recommending that member institutions that would like to release their catalog data on the Web do so with the Open Data Commons Attribution License (ODC-BY)."
For more details, see: http://bit.ly/MP63Dc
Bernie Sloan
Received on Fri Aug 24 2012 - 10:23:34 EDT