Being accused of making money by selling sex in Hollywood, home of the casting couch and the gratuitous nude scene, is so rich with irony that it's a better subject for a comic novel than a column.... On one coast the cops are busting sex workers on Eighth Avenue, dragging them downtown to night court where they pay the fine and go right back to their corner; on another they're charging Heidi Fleiss with pandering in a town in which the verb is an art form.