Madonna's 'Sex' Book: The New Voyeurism BY JOHN LELAND What if Madonna gave a sexual bonfire and nobody came? In the quiet before the inevitable storm a few weeks back, NEWSWEEK asked Madonna about the possibility of failure or, more grievous, inconsequence. What if she released " Sex "—her explicit coffee-table book of erotic photos and writings, celebrating sadomasochism, homosexuality, exhibitionism and other pansexual delights-and the public merely yawned? "If everybody yawned," she said, armed for this and other contingencies, "I'd say hooray. That means something happened." It was one of those neat identity makeovers for which Madonna is justly renowned: after coloring the last nine years with her determination to engage our attention at all costs, here she was, Florence Nightingale, dutiful erotic night nurse, content to slip into the shadows once her services were no longer needed, the pa...