-----Original Message----- From Jim Sam: "...Do you know of any paper--I would assume in the JAES--detailing the problem, progress, or lack thereof with hard science and data?..." Several attempts have been made to create a bit-accuracy specification but it hasn't gotten very far. There may be something from the EBU. Bob Olhsson Audio Mastery, Nashville TN Mastering, Audio for Picture, Mix Evaluation and Quality Control Over 40 years making people sound better than they ever imagined! 615.385.8051 http://www.hyperback.com http://www.thewombforums.com