Hot on the heels of iOS 8 and a couple of new iPhones comes Apples latest release of OS X 10.10, codename Yosemite. As if that wasnt enough, the company has also rewritten Christmas lists around the world by refreshing its iPad and iMac range too. OS X 10.10 Yosemite is free, comes with a brand new look, and is packed with features and security improvements over its predecessor, Mavericks. Heres how to install it right now, as well as a look at the latest changes in Cupertinos hardware line-up. OS X Yosemite Released Weve taken a look at why you should be salivating at the thought of Apples latest version...