Apple has been focussing a lot on mobile devices in all of its recent events - starting with the release of the iPad, followed by the launch of the iPhone 4 at the Worldwide Developer's Conference (WWDC) 2010 [covered in the July 2010 issue], and later, the Music Event that primarily focussed on iPods. Last month, however, Apple held an event titled 'Back to the Mac', especially for Apple's operating system (OS), the Mac