Bloodstock tycoon John Magnier only dropped his appeal over the purchase of the 750-acre Barne Estate in Tipperary in February. He did so, a spokesperson said, on “pragmatic grounds”. Finally, Maurice Regan, the New York-based CEO of building contractor JT Magen, could buy the Barne Estate for €22.5 million. Infamously, that was €7.5 million more than Magnier had first offered.  I ask Regan how he feels about it all now. “We’ve lost three years of our lives on this, all because of someone’s view of the world. There was no good reason for what happened,” he says. Would he do…