If an American Jew from the early/mid 20th century were ever transported to the present, they’d be incredulous at how today’s anti-Semites (white nationalists notwithstanding) not only consider Jews “white,” but fiercely object to any Jew who dares to assert otherwise. Such is the amorphous nature of anti-Semitism, constantly shape-shifting in accordance with whatever the prevailing zeitgeist happens to be.

NEW HAVEN — THE recent reunion show for the 40th anniversary of “Saturday Night Live” re-aired a portion of Eddie Murphy’s 1984 classic “White Like Me” skit, in which he disguised himself to appear Caucasian and quickly learned that “when white people are alone, they give things to each other for free.”