Being too busy is a “big concern.”Errol of His WaysElon Musk’s estranged father, Errol Musk, is concerned that his son is stretching himself too thin. “Elon has no eyes on anything more than trying to make sure that whatever he does now… he’s able to give a proper job without affecting his own work,” he said in a recent interview with the Saudi state-owned news channel Al Arabiya. “I think that would be a big concern to him,” he continued. “Many of the meetings… he has to make with his existing companies,…