Tipping Rory McIlroy as a good bet to win the Irish Open might be a bit of a no-brainer — but Harry Diamond is a man in the know. Related Stories Irish Open: Will anniversary of Rory McIlroy's love match be distraction? Irish Open: Maybin arrives early in hope that practice makes perfect Irish Open: McDowell puts in groundwork for homecoming Irish Open: Don't be surprised if trophy heads south ...