The unsettling possibility is that if you’re convinced that none of this is a problem for you—that social media hasn’t turned you into an angrier, less empathetic, more anxious, or more numbed-out version of yourself—that might be because it has. Your finite time has been appropriated, without your realizing anything’s amiss. It’s been obvious for some time now, of course, that all this constitutes a political emergency. By portraying our opponents as beyond persuasion, social media sorts us into ever more hostile tribes, then rewards us, with likes and shares, for the most hyperbolic
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