You can tell a lot about a person based on the people they associate with and the music they listen to.
What can this tell us about our president? Well, it's easy as black and white to tell what kind of person America's first unconstitutional, non-citizen president is. The APA (American Psychological Association) has an article on violent music and its effect on thoughts and feelings.
Lets take a look at the kind of music our president listens to. We know Barack Hussein Obama listens to some extremely violent, racist, sexist, and explicit music. Barack Hussein Obama is a "self-confessed hip-hop head and Jay-Z fan"