Carrie Classon’s, “Blue Yarn: A Memoir,” is available at Amazon, Barnes and Noble, and other fine stores. Learn more at CarrieClasson. com. I’ve never known much about music. I am the oldest child, so I had no older siblings playing what was popular when I was young. My mother listened to public radio in the morning. My dad played Bach on the piano every Sunday after we got home from church. My parents sang at both services in the church choir, so Mom would make something quick when we got home, often a Swanson pot pie. I somehow got “Jesu, Joy of Man’s Desiring” mixed up in my head with pot pies, and I think of Bach’s masterpiece as “The Pot Pie Song” to this day. By the time I was a teenager, I was already behind the curve. I wasn’t popular enough to be invited places where I’d hear new music. I still have not caught up. But, in my defense, I enjoy listening to new musicians and new music. My husband, Peter, and I go to concerts in the park all summer and hear all sorts of music…