Peter Gallagher and Julianna Margulies in Left on Tenth. Photo: Joan Marcus The act of chatting online, though it occupies so much time and — for the hopelessly hyperverbal, at least — so much of our romantic lives, remains extremely difficult to render as dramatic action. Nobody wants to spend time watching people type, so one trick directors and playwrights try is to contrast the people we pose as online with the people we are in person. The gold standard for electronic epistolary romance is