▁the ▁album - as - art ▁perspective ▁and ▁continued ▁pop ▁music ' s ▁evolution . ▁Led ▁by ▁the ▁art - rock ▁single ▁" E lean or ▁R ig by ", ▁it ▁expanded ▁the ▁genre ' s ▁scope ▁in ▁terms ▁of ▁the ▁range ▁of ▁musical ▁styles , ▁which ▁included ▁Indian , ▁avant - gar de ▁and ▁classical , ▁and ▁the ▁lyr ical ▁content ▁of ▁the ▁album , ▁and ▁also ▁in ▁its ▁departure ▁from ▁previous ▁not ions ▁of ▁mel ody ▁and ▁structure ▁in ▁pop ▁song writing . ▁According ▁to ▁Rol ling ▁Stone , ▁" Re vol ver ▁sign aled ▁that ▁in ▁popular ▁music , ▁anything ▁– ▁any ▁theme , ▁any ▁musical ▁idea ▁– ▁could ▁now ▁be ▁realized ." ▁As ▁with ▁Rub ber ▁Soul , ▁the ▁album ▁inspired ▁many ▁of ▁the ▁progress ive ▁rock ▁artists ▁of ▁the ▁ 1 9 7 0 s , ▁and ▁each ▁of ▁its ▁songs ▁has ▁been ▁recogn ised ▁as ▁anticip ating ▁a ▁new ▁sub gen re ▁or ▁style . ▁▁ 1 9 6 7 ▁ ▁Cl ash ▁Music ▁names ▁the ▁Vel vet ▁Under ground ' s ▁debut ▁March ▁ 1 9 6 7 ▁album ▁The ▁Vel vet ▁Under ground ▁& ▁N ico ▁" the ▁original ▁art - rock ▁record ". ▁B ann ister ▁writes ▁of ▁the ▁Vel vet ▁Under ground : ▁" no ▁other ▁band ▁ex ert ed ▁the ▁same ▁g rip ▁on ▁the ▁minds ▁of ▁ 1 9 7 0 s / 1 9 8 0 s ▁art / altern ative ▁rock ▁artists , ▁writers ▁and ▁aud ien ces ."