Twelve South's BookBook is amongst one of the best, and our all-time favorite leather wallet case for the iPhone. The little inconspicuous vintage book look alike, money phone carrier of a case just got a new all-black look. We had a few nitpicks when we last reviewed the BookBook wallet case, but we also really wanted to see a black version. Our wish was granted. Twelve South sent us over its new Classic Black BookBook for the iPhone to have a good look at. What has changed, what's been improved - find out right after the jump!