“With the update, customers can now use a growing number of third-party DVD burners that create high-capacity, 8GB DVDs that store the equivelant of 72 hours of music or three hours of video. It is also possible to copy unencrypted DVDs and disk images without re-compressing to fit on a single-layer DVD.
This update supports a lot more double-layer drives,” Adam Fingerman, Director of Product Management at Roxio told The Mac Observer in an exclusive interview. “Among them are a variety of NEC drives, LG, Sony, TEAC. We have qualified and verified six of the double-layered drives.”
Read more at Mac Observer