Apple : Latest Mac operating system , the Mountain Lion , will launch this year . 30 percent of Mac users have OS 10.7 installed , another 30 percent favor Snow Leopard . Users will continue to make two separate versions of apps they want on Mac and iOS .
Apple : Latest Mac operating system , named Mountain Lion , will launch this summer . 30 percent of Mac users have OS 10.7 installed , another 50 percent favor Snow Leopard . Developers will continue to make two separate versions of apps they want on Mac and iOS .