As the agency strives to craft a cuddly new image, we mustn't allow it to whitewash its history of torture and murder. In the latest CIA coup, America's leading spooks have sent the Twittersphere into a frenzy with their chucklesome debut on social media: "We can neither confirm nor deny that this is our first tweet." How droll! More than a quarter of a million people have retweeted what has been described as "the best first tweet possible". No wonder: it's one of the world's most secretive organisations being self-deprecating, light-hearted, even – dare I say it? – cute.