The early internet had been constructed around lines of affinity and openness. But when the internet moved to an organizing principle of opposition, much of what had formerly been surprising and rewarding and curious became tedious, noxious, and grim. This shift partly reflects basic social physics. Having a mutual enemy is a quick way to make a friend—we learn this as early as elementary school—and politically, it’s much easier to organize people against something than it is to unite them in an affirmative vision. And, within the economy of attention, conflict always gets more people to
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