Two hyphens is plenty. Three is calling attention to it. One is pitiful.
While we're on this subject, wide spacing between sentence-ending periods and the next sentence is the Right Way (tm). In ASCII that's two spaces. We're not animals. Let's behave accordingly.
While we're on this subject, wide spacing between sentence-ending periods and the next sentence is the Right Way (tm). In ASCII that's two spaces. We're not animals. Let's behave accordingly.