[...] The Postmodernisms have, in fact, been fascinated precisely by this whole "degraded" landscape of schlock and kitsch, of TV series and Reader's Digest culture, of advertising and motels, of the late show and the grade-B Hollywood film, of so-called paraliterature, with its airport paperback categories of the gothic and the romance, the popular biography, the murder mystery, and the science fiction or fantasy novel: materials they no longer simply "quote," as a Joyce or a Mahler might have done, but incorporate into their very substance.