Added to the Stuxnet resources page at http://blog.eset.com/2011/01/23/stuxnet-information-and-resources-3 on 4th March 2011:
Ralph Langner at the TED Conference, as summarized by the BBC: US and Israel were behind Stuxnet claims researcher.
As previously mentioned at http://blog.eset.com/2011/03/03/nice-stuxnet-commentary-and-hype-deflation. (Hat tip to Mikko Hypponen. Again!)
David Harley CITP FBCS CISSP
ESET Senior Research Fellow
Author David Harley, ESET