US-based businessman Maurice Regan intimated he was going to top by €5 million John Magnier’s bid for the Barne Estate a week after the bloodstock magnate allegedly closed the sale, the High Court has heard. It happened in the car home from Cork airport on August 29, 2023. Magnier’s son-in-law, David Wachman, returned a missed call from Regan, and Magnier heard the conversation unfold on speaker phone. Why hadn’t he told the construction tycoon there and then that he had already concluded a deal on the property?  Magnier said it was because he was “multitasking” doing other work in the…