He’s just lying 3rd world trash.
They are all laughing at the stupidity of the former greatest city in America.
At every stage, Mamdani's family, for multiple generations, benefitted enormously from the generosity and openness of the West. And at every stage, his family has spit on that generosity, allying itself with third-world socialist and communist movements, even though those movements were directly responsible for the oppression of their family.
Speaking intellectually, Mamdani's warmed over socialist/communist third-worldism is totally uninteresting.
Speaking psychologically, his family's deep-seated hatred for their benefactors and love of their oppressors would make a fascinating study.