The widely widespread emphasis on pentatonic formations arrived largely from West Africa, While the diatonic (and afterwards additional chromatic) melodic strains of jazz grew from late nineteenth- and early twentieth-century European antecedents. Put simply, the former accentuations of numerous vertically competing metres were being drastically simplified to syncopated accents. https://relaxing-music90134.ivasdesign.com/54379364/the-2-minute-rule-for-jazz