He popped open the drive on one of two systems there. The system he opened the drive had a DVD specifically so people could compare DVD and BluRay on the spot.

His own correction is here http://gearlog.com/blogs/gearlog/archive/2006/05/17/11993.aspx

Amazing how rapidly false information spreads these days via blog news sites. "Hey, that site over there linked to that other site that said they read on some site that such and such happened!"