Apple : Mountain Lion operating system , named Mountain Lion , will launch 12 . another 50 percent of Mac users have OS 10.7 installed , 30 percent favor Snow Leopard . That means you can sit and take photos of yourself and instantly tweet them , to your heart 's content . Developers will continue to make two separate versions of apps they want on Mac and Mac .
Apple : Mountain Lion operating system , named Mountain Lion , will launch 12 . another 50 percent of Mac users have OS 10.7 installed , 30 percent favor Snow Leopard . Developers will continue to make two separate versions of apps they want on Mac and Mac .