From the Crikey grapevine, the latest tips and rumours …

Spies and journos and caviar. It’s not often you get to see Nick Warner at a public gathering. Warner, the head of ASIS, our national foreign intelligence agency, is the only person from that body who is allowed to be publicly identified. Last night he entered the lions’ den -- a room full of journalists -- to launch the memoir of one of our living national treasures, veteran ABC broadcaster Mark Colvin, Light and Shadow: Memoirs of a Spy's Son.