Report: Hip-Hop/R&B Is The Dominant Genre In The U.S. For The First Time While it is no longer surprising to state that streaming, in general, is altering the music business, certain kinds of music now have power like never before because of this new model.  [...] For the first time since Nielsen started measuring music consumption in the United States, rock is no longer the top genre in terms of overall consumption. Instead, the combined genre of R&B and hip-hop has