Elon Musk, the billionaire and former head of the White House’s “Department of Government Efficiency,” slapped away an olive branch extended by the president on Thursday, keeping the feud between them alive. Earlier in the day, Trump had taken to his platform, Truth Social, to dismiss what he said was a widespread perception that he plans to “destroy” Musk’s companies by withdrawing “the large scale subsidies he receives” from the government. On the contrary, the president said, “I want Elon,