The most potent force for revelation in Irish politics is the man whom Charles Haughey, with all the emotion conjured by the receipt of huge bank drafts, affectionately called “Big Fella”. Ben Dunne’s big mouth and sudden impulses have made him the wild card in the game of power. A culture of quiet influence and tacit understandings is best maintained by discreet accountants and confidential lawyers. But discretion is not in the Big Fella’s nature.