Now officially listed as compatible with every iPad, iPhone, and USB-charging iPod, Apple's new 12W USB Power Adapter ($19) is the sequel to the $29 iPad 10W USB Power Adapter we reviewed and loved in early 2010. Notably shipped in a box that doesn't mention the wattage on the front, it can be distinguished from its predecessor by the "12W" reference on the package's back, and by the box's smaller size. As is generally the case when Apple takes the…
