"Jane, you ignorant slut..." For every point, a counterpoint. But why extremes?Many, many years ago an acquaintance of mine recommended the Eddie Murphy disaster Best Defense. Not sure why--even Murphy dismissed (or 'dissed,' as we said back then) the flick publicly. But this friend considered it a decent movie.Personal taste in film can vary, of course. But we encounter the same phenomenon when it comes to cooking. And I've always been fascinated by the range of opinion regarding restaurants or