Almost everyone has a theory to explain Zohran Mamdani’s shocking upset victory over former Gov. Andrew Cuomo in New York City’s Democratic mayoral primary last month.  Some credit the success of the 33-year-old socialist’s insurgent campaign to the scandal-scarred Cuomo’s hapless one.  “He ran, arguably, the worst front-runner campaign in New York history,” New York magazine’s Ross Barkan declared. “He hardly campaigned at all. He avoided public appearances and media questions. His various scandals, from the sexual-harassment allegations that forced him from office to his mismanagement of COVID, continued to dog him, and he had no answers.” David Paterson, Cuomo’s gubernatorial predecessor and a supporter of his mayoral campaign, mused, “All of us have a blind spot,” adding, “[Cuomo’s] blind spot is that he doesn’t really connect particularly well with, just, people.” Others insist Mamdani is a generational political talent with his finger on the pulse of the city, social media, and direction of the country. “He’s got rizz. He just does,” MSNBC’s Chris Hayes told the New York Times’s Ezra Klein. “There’s a perfect pairing between that charisma, that way of communicating, with the form that he used — and then the fact that the algorithmic social media means a thing can blow up.” (Illustration by Thomas Fluharty for the Washington Examiner) Still others, especially on the Right, believe that Mamdani’s victory was the inevitable consequence of demographic change.  “The commentary about NYC Democrats...