The meeting was sparked by a report alleging Facebook staffers suppressed conservative content in its Trending Topics feature.

On Medium talk radio icon Glenn Beck penned an essay praising Zuckerberg s thoughtfulness, his directness, and what seemed to be his earnest desire to connect the world.'

And in just 90 minutes Zuckerberg managed to quell attendees suspicions about Facebook s underlying motives, proving just how powerful a position he now finds himself in politically.

I felt they approached it with a really humble attitude, said Jenny Beth Martin, co-founder of the group Tea Party Patriots, who attended the meeting.

But how could Facebook, whose algorithms make billions of what are ultimately editorial decisions every day ever possibly prove it s being fair?

Zuckerberg has been playing the trust game with users for more than a decade, on issues ranging from privacy to how its technology decides what to show more than a billion users in their News Feeds at any given moment.

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