Although Velvet Underground vet John Cale produced five tracks on The Rapture, the ones that sound most like VU (''Venus in Furs'' soundalike ''Sick Child,'' and others with Velvets-style Arabian guitar) are not among them. Except for the jittery energy of ''Falling Down,'' Cale's songs seem cutesy. When he steps aside, Siouxsie's gargling gargoyle vibrato picks up power. B

