“Yo—bunch of bullshit, right?,” says TJ, a pouty, unemployed thirtysomething with a chinstrap beard and a Brooklyn drawl. He’s talking about a voir dire, a hearing to determine the competency of prospective jurors, and the event around which Mediums (2017) revolves. The grandfatherly Caucasian man, Gary, is like, “Excuse moi?” and TJ retorts, with deep resignation, “What’s the point?” Gary, again: “The point? The constitutions of the United States and the state of New York guarantee defendants in criminal trials and litigants in civil trials the right to a trial by jury. That’s the point.” He punctuates the period of this sentence with his glowing, blue-tipped vape, and when TJ says, “Why me? Why now?,” goes on to say that, “Potential jurors are randomly selected from lists of registered voters,…