This edition of “What is…?†describes the regional coding systems used by the entertainment industry, with a particular emphasis on DVDs. This article will explain the technology behind region coding, describe how the system is enforced, and speculate on the commercial reasons for the system. It will then consider the economic effects of region coding and its possible legal implications, including a discussion of recent litigation in which region coding has been at issue.
This posting contains Part 1, which provides an introduction to how region coding works from both technological and legal perspectives, as well as the commercial justifications for region coding and its possible economic effects. Part 2 considers the legal issues raised by region coding, in the context of both competition/antitrust law as well as the anti-circumvention provisions that have been adopted as part of copyright law in both Australia and the United States. (more…)