As the number of scripted series and TV writers surge, shorter orders stall the volume of produced episodes and staff writer earnings, while screenwriters' wages drop 21 percent. With scripted television booming — 455 series this season, more than double the number six years ago — it ought to be a great time to be a TV writer. And the ongoing Writers Guild negotiations should be a cakewalk, right? So you'd think, but it's actually not Easy Street at all, because, as previously unpublished data reveals, growth in the labor supply has outstripped growth in demand, while shorter series orders...