. http://www.apple.com/support/usbadapter/exchangeprogram/countries.html . Retrieved on 2009-01-09 . ^ a b Haslam, Karen (January 12, 2007). "Macworld Expo: Optimised OS X sits on 'versatile' flash" . Macworld . http://www.macworld.co.uk/ipod-itunes/news/index.cfm?newsid=16927 . Retrieved on 2008-06-06 . ^ "iPhone: Minimum system requirements" . Apple Inc. . http://docs.info.apple.com/article.html?artnum=305703 . Retrieved on 2007-07-13 . ^ ""Apple's iTunes