Dancehall is a genre of Jamaican well-known music that originated in the late 1970s. At first dancehall was a more sparse version of reggae than the roots fashion, which had dominated significantly of the 1970s. In the mid-1980s, digital instrumentation grew to become a lot more prevalent, altering the sound significantly, with digital dancehall (or "ragga") turning into more and more characterized by more quickly rhythms.