She’s wildly, catastrophically, incontestably out of her depth. Kamala Harris is an idiot. Since she replaced Joe Biden on the ticket, reporters have struggled mightily to find kind ways of describing Harris’s ineluctable inability to convey anything comprehensible, complex, or concrete. Harris, the New York Times has variously proposed, has been “strategically vague,” “light on detail,” and “careful.” Alternatively, she has “put her own stamp on the art of the dodge”; learned to respond “to unpleasant questions without answering them”; and shown an ability to “avoid delineating her stance on some issues.” And yet, if one were to search for...