The iPhone doesn't have a user-changeable battery. To some that was a non-starter. To others, that was a call to action. Enter the iPhone external battery charger. We've seen them in several forms now, from built-in cases like the Mophie Juice Pack to plug-in units like the RichardSolo 1800 for iPhone.
Boy Genius scored a sneak peak of a Google Voice client, GV Mobile 2.0, which will be available in the near future on Cydia to anyone with a jailbroken iPhone.