Conor McCarthy pauses, sits back in his chair and folds his arms. We have entered the fourth hour of our interview, and this is the first time that the head of Dublin Aerospace has drawn breath or even paused. For the previous three hours, McCarthy has candidly and colourfully woven together the strands of his career in aviation, and his journey as a person. He has spoken about wealth, tax and family, and helpfully littered the conversation with juicy anecdotes about the characters – from Michael O’Leary to Alan Joyce to Tony Fernandes – he has met along the way.  …