Shira Ovide, Columnist

Maybe Mark Zuckerberg Really Meant What He Said

The departure of a longtime Facebook executive may be a sign that the social network’s “privacy pivot” is actually a real thing.

Chris Cox, one of Facebook’s old guard, makes way for a “new direction.”

Photographer: Michael Short/Bloomberg

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When it comes to Facebook Inc., Chris Cox has been very, very important to the company.

He was an executive from the social network’s early years, a friend and vacation buddy of CEO Mark Zuckerberg, a touchstone of the corporate culture and the person most responsible for the "news feed," the stream of posts in Facebook that has become a defining feature both there and for many other internet hangouts.