OS X Mavericks 10.9.2 beta 1 has been released by Apple

  Just a few days after the public launch of OS X Mavericks 10.9.1, company Apple Lossless Audio CODEC (ALAC), has launched OS X Mavericks 10.9.2 beta 1 for Mac application developers. Without saying exactly what problems this new version solves OS X Mavericks, company Apple Lossless Audio CODEC (ALAC), asks developers to focus their checks on Mail and Messages applications, on VPN and VoiceOver systems, but also on graphics card drivers. The new build of OS X Mavericks can be downloaded from the developer portal on the Apple website.