"Among the connectors supported by the technology are the Mini
DisplayPort found on Apple's latest MacBook, MacBook Pro, and
MacBook Air, in addition to others such as Digital Visual Interface
(DVI), High-Definition Multimedia Interface (HDMI), Gigabit Video
Interface (GVIF), and Unified Display Interface (UDI).
"ArsTechnica reports that Apple has apparently acquired a
license for the technology and is now using it across its
DisplayPort-enabled MacBook lines to to prevent transmission of
purchased iTunes content to devices that don't include support for
""When my friend John, a high school teacher, attempted to play
Hellboy 2 on his classroom's projector with a new aluminum MacBook
over lunch, he was denied by the error you see [below]," writes
Ars' David Chartier. "John's using a Mini DisplayPort-to-VGA
adapter, plugged into a Sanyo projector that is part of his room's
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