http://www.ipodtouchmaster.com/how-to-update-iphone-4-to-ios-4-2-1-while-preserving-01-59-00-basebandwindowsmac/ Mastery of the iPod Starts Here Fri, 04 Feb 2011 06:41:25 +0000 hourly 1 http://wordpress.org/?v=3.0.1