Netflix’s Leave the World Behind has a white people problem. The Wi-fi is out but that’s not it. The Tesla is acting funny, but also nope. The movie can’t decide how much it hates white people. Sometimes, it’s a little, and sometimes, it’s a whole lot, like when Julia Roberts goes full Karen on the black family that shows up unannounced at the doorstep. Or when husband Ethan Hawke abandons a distraught Latina housekeeper on the roadside. Mostly, this apocalyptic thriller spends more than two hours trying to be artfully “ambiguous” about its Whiteness Studies specimens as the world comes...