Background When I first got word that Bang & Olufsen would be releasing a new full-size headphone, I could barely contain my excitement. As a long-time B&O customer, I appreciate the unique blend of no-compromise performance, quality and design for which B&O is legendary. My B&O home system, a pair of bookshelf speakers with a sub, has given me countless hours of enjoyment. Let me tell you: My system has knocked the socks off more than one old-school audiophile who, before hearing it, thought B&O was just about good looks.    Yes, B&O's kit...