TheAppleBlog

Apple has released another update to Quicktime that should be a small bit of good news to unibody MacBook and MacBook Pro owners. Bringing its version number up to 7.5.7, the new Quicktime removes the HDCP playback restrictions from standard definition movies purchased and rented from iTunes. According to the release notes:
This update is recommended [...]

In what seems like another addition to a long list of examples of how when you rent digital content, you’re actually renting it with a strict set of conditions, Apple owners are running into trouble with High Definition Content Protection (HDCP). The problem, affecting owners of the new aluminum MacBooks and MacBook Pro, occurs when [...]