While the Fringe rages all around it, this festival is an oasis of bookish bonhomie populated by like-minded folk, all obsessed with the written word. The festival team know they have a formula which works, so don’t overly tinker with it. The secret of that success? Invite the best writers available and get them to talk about their books all in the one place. What could be better? This year it all happens between the 15th – 31st August, and, as usual, there’s far too much of