This is an excellent, MUST-READ article from the Guardian. Check it out!
Personally, I am a little amazed at how diplomacy has come back in to fashion in the modern World of geopolitics. I am still a rather skeptical but certainly favor giving diplomacy a chance; after all, we are possibly witnessing a new a fault line between East and West.
Perhaps for me, the most interesting comment in this article was that Iran posted a comment on Twitter rather than using traditional diplomatic channels.