Paul Narveson akataura muna 1984 kuti zvinopfuura zvikamu zvitatu zvezvinyorwa zvemimhanzi hazvina kuongororwa zvakakwana. Mimhanzi iripo mumimhanzi yakawanda yeEurope yakanyorwa pamberi pezana remakore rechi20, uye mimhanzi yakakurumbira muzana remakore rechi20, yakaratidza "maitiro akajeka uye anozivikanwa nyore nyore", inodzokorora "zviitiko, kazhinji nguva nenguva, pamatanho ose ehurongwa" uye "kudzokorora kwenguva uye maitiro ehurongwa".Mimhanzi yezana remakore rechi20 yakashandisa "zvinhu zvakasiyana-siyana zvakasiyana-siyana kupfuura zvaive zvagara zvichiitika mune imwe nguva yenhoroondo yemimhanzi yeWestern". Kunyange zvazvo diatonic qualities yakanga ichiri kushandiswa, "kuwanda kwenguva" kwakanga kusati kwanyatsotsvakurudzwa. "Mimhanzi yakanyorwa pamberi pezana remakore rechi20, uye mimhanzi yakakurumbira muzana remakore rechi20, yakaratidza "zvinhu zvakagadziriswa uye zviri nyore kuonekwa zvinowanzoitika", uye "kudzokorora kwenguva uye maitiro ehurongwa".
urefu hwenguva, kurira, uye unhu (timbre), maumbirwo, uye kurira