From New York Times As I walked down the main drag in Ellenville, N.Y., a small town about halfway between Manhattan and Albany, I noticed that if you turn your head at the proper angle, at the right time of day, at just the right intersection, the future doesn’t seem so scary. Right where Hermance Street runs into Canal, there’s the Shadowland Theater, a beautifully restored vaudeville house that abuts Aroma Thyme Bistro, which has four stars on Yelp. Off in the distance is the lush Witch’s Hole State Forest and the valley around Rondout Creek. But if you lower…