Filed under: Apple, Accessories Perhaps the only part of iPhone 3G ownership more maddening than the non-removable battery is the fact that there’s no hope of an internal extended pack ever materializing (at least, nothing even remotely official). That’s where accessory maker mophie comes into play, announcing a new version of its Juice Pack that slides on back and alleges an additional 6 hours of data usage attached to a 3G network. It features an on-board charge indicator in the form of four