Apple Posts OS X "Mountain Lion" Developer Preview 3
 

Apple released the third developer preview of its OS X "Mountain Lion" operating system for Macs and Macbooks. The Developer Preview 3 (Build 12A178q) was released to members of the Mac Developer Program. While a change-log is not listed, a number of new known issues with the build were listed, which Apple, along with its MDP partners are working on. OS X "Mountain Lion" is Apple's next major operating system for Macs, Macbooks, Mac Pro, and Mac Servers. It is slated for late Summer, 2012.

http://www.techpowerup.com/164445/Ap...Preview-3.html