The document discusses several popular music genres including pop music, emo music, reggae, electronic music such as drum and bass (DNB). It provides information on the stylistic and cultural origins of each genre as well as typical instruments and artists that helped gain mainstream popularity for the genres such as Bob Marley for reggae and Fall Out Boy for emo music. Electronic music such as DNB originated in the early 1990s in London and Bristol and features fast tempo broken beat drums and heavy basslines, with artists like Pendulum and Pakito.