Oneadvantageover CDDBis that multipleCDresultscan bereturnedfromsuch a query, to deal withpossiblecollisionsbetweentrackoffsetdetails for differentCDs.
Just as WDI magicians designed a cool way for kids to interact while waiting for Dumbo in the new Fantasyland, the long lines for Test Track are partially offset with design kiosks.
The conference included many papers on various aspects and issues in energy assisted magnetic recording (HAMR is one version of this) as well as a technology called shingled magnetic recording where magnetic recorded tracks are written offset from each other giving a higher track density and thus more storage capacity.