Conceptually similar to several other iPad-ready charges we've previously reviewed, Moshi's new Rewind ($29) is nonetheless unique thanks to stylish execution. The wall power adapter uses white matte plastic, featuring two USB charging ports on one side and folding wall blades on the other. Unlike other adapters, Rewind has a cable management groove cut into its top edges, enabling you to store the included USB to Dock Connector cable, which includes…