I guess like any friendship, marriage, or whatever it is familiarity breeds more contempt, and more love. They're just more settled with each other now.
Martin FreemanBenedict (Cumberbatch, who is playing Sherlock) looks amazing. He's still got a Sherlockian silhouette, with a large overcoat, but in a classic cut. Watson dresses with an urban elegance, a touch of old school dashing, giving a feeling of both the military and medical profession. I suppose it's something they have in common as well. They're a bit metrosexual.
Martin Freeman