Musk's rampage through government shows us how we can finally close the book on what Trumpism is all about

It is humbling to realize, almost a decade into his tenure at the center of American politics and life, that Donald Trump still has the power to surprise us. As recently as inauguration day, the conventional wisdom on Elon Musk's role in the administration was that he'd been given a meaningless post at a powerless agency whose name itself was a joke. From the "department of government efficiency", or Doge, it was said, Musk would issue easily ignored recommendations the gullible would take as evidence that Trump was streamlining the federal bureaucracy - a promise reliably made and broken by…