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McGregor, meanwhile, has his own business to attend to. His brief retirement from MMA appears to be over as he agrees the details for a fight with former rival Poirier, planned for later this year.
Beyond that, McGregor announced he will meet Filipino boxing icon Manny Pacquiao in another foray into the ring next year, in echoes of his money-spinning 2017 bout with Floyd Mayweather.
For now, both Khabib and his Irish nemesis have other fish to fry – and if Khabib has his way, it seems unlikely their paths will ever cross across again, be that in the octagon or on the TV screens.