One autumn morning a man and a woman walk to work through the streets of New York’s West Side. They’re not together. He at times actually follows in the distance as their paths merge, separate and converge. They’re in love. With each other. But out of the crowd their faces remain anonymous as they’ve never met, unless in text online. He wears a taupe suit carrying a tan brief case; she a black cashmere coat, skirt and crimson flecked scarf. He enters a Starbucks; the one she’s just exited. He nears his corporate office; she passes store shutters clattering as the City That Never Sleeps wakes. He’s buoyed for the day; she’s lost in a day dream. So climaxes the introductory scene of Nora Ephron’s…