With Tuesday's update, Final Cut Pro X now sits at version 10.0.9 and includes a fix for a feature Apple first introduced in the last 10.0.8 update from March.
According to the release notes, the latest FCP addresses an issue that would cause green artifacts to present themselves when using Sony XAVC media. The program supports the codec up to its maximum 4K resolution.
In addition, the latest update fixes "several issues" related to interlaced media and retimed segments that would cause content exports to fail. Finally, the usual stability improvements are bundled with the app.
For those who already have Final Cut Pro, the 1.64GB update can be downloaded via Software Update. New users can can purchased the app through the Mac App Store for $299.