Apple has released Apple TV Software Update 5.0.2. The firmware, for second and third gen models of the set-top box, fixes some bugs.
To install version 5.0.2 on your Apple TV, navigate to the “Update Software” menu option under Settings > General.
Apple has also released version 2.2.2 of MainStage 2, software that lets you take your Mac to the stage with a full-screen live interface, hardware control, and a massive collection of plug-ins and sounds. The upgrade addresses a stability issue and improves performance. MainStage 2 can be downloaded at the Mac App Store.