Assertion: cd's track | /r/HasProperty | allowed for vast supplemental materials
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text: LaserDisc's support for multiple audio tracks allowed for vast supplemental materials to be included on-disc and made it the first available format for "Special Edition" releases; the 1984 Criterion Collection edition of Citizen Kane is generally credited as being the first "Special Edition" release to home video (King Kong being the first release to have an audio commentary track included), and for setting the standard by which future SE discs were measured.