Music should reflect the hopes and dreams of a civilization. Great music should reflect excellence. It should bring people to a higher level and unite them in positive ways. It should tell they story of a people in a way that reflects their dreams and hopes.
We used to have music, when our culture was great. Now we have sluts and pimps on stage.
Miley Cyrus looks to be this decade's version of Britney Spears. A lot of musicians are self-destructive: Kurt Cobain, Jimi Hendrix, Janis Joplin, Elvis Presley, Hank Williams, Sr., Billie Holliday. Actors have similar problems, as do writers. Until the 1960s, performers who had evident problems were removed from the mainstream and relegated to the margins, like obscure nightclubs and the bohemian districts of cities like New York or San Francisco, the fate of Lenny Bruce or Allen Ginsburg. Vulgar performances were rare; even suggestive ones were toned down or censored, e.g., Elvis Presley's hip swivels on the Ed Sullivan Show.
American society lost its moral compass decades ago. That moral compass was based on Biblical principles.