Dub and dubstep are different genres. They're the same concept applied to to different genres of music. It technically makes dubstep a subgenre of Dub, but the

Dub and dubstep are different genres. They're the same concept applied to to different genres of music. It technically makes dubstep a subgenre of Dub, but the music they're based off is different enough that they don't usually sound alike.