There is a chapter note in Eoin O’Malley’s compelling new book Charlie vs Garret which is revealing in itself. The chapter deals with the days leading to the formation of the Fianna Fail-PD coalition in 1989.  Des O’Malley is meeting with fellow PDs at his home in Rathmines. The arguments go for and against, backwards and forwards. “Eventually, the consensus in the room was that O’Malley should decide,” the author writes. “He was by this stage quite emotional. Harney said to him, ‘You’ve been fighting Haughey all your life, you know him’. And then O’Malley said ‘Ok – we’ll do…