Add friend: Mark Zuckerberg at a conference in San Francisco, April 2016
Stephen Lam / Reuters

It is a truth universally acknowledged that the world is connected as never before. Once upon a time, it was believed that there were six degrees of separation between each individual and any other person on the planet (including Kevin Bacon). For Facebook users today, the average degree of separation is 3.57. But perhaps that is not entirely a good thing. As Evan Williams, one of the founders of Twitter, told The New York Times in May 2017, “I thought once everybody could speak freely and exchange information and ideas, the world is automatically going to be a better place. I was

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