Sporting an external battery pack on your iPod Touch or iPhone? If it happens to be from Mophie or Best Buy's Rocketfish brand, we'd advise you to take note and avoid getting burned. Rocketfish's RF-KL12 battery case for the iPhone 3G / 3GS has been reported in a small number of burn and "minor" fire incidents, while Mophie's announced that a select number of Juice Pack Air models for the 4th generation iPod
