Scott Aaronson is one of the main D-Wave skeptics. His most recent post on the subject has a nice overview on the latest works on d-wave "quantumness": http://

Scott Aaronson is one of the main D-Wave skeptics. His most recent post on the subject has a nice overview on the latest works on d-wave "quantumness": http://www.scottaaronson.com/blog/?p=1643 http://www.scottaaronson.com/blog/?p=1643