* The sound. Dubstep is characterized by its heavy bass and distorted sounds, which can sound harsh and uncomfortable to some listeners.
* The lyrics. Dubstep often contains explicit lyrics, which can be offensive to some people.
* The culture. Dubstep is often associated with underground rave culture, which can be seen as rebellious and dangerous by some people.
Of course, not everyone agrees that dubstep is dirty. Many people find it to be an exciting and innovative genre of music. In the end, whether or not you enjoy dubstep is a matter of personal preference.