Mark Zuckerberg revealed one of his 'great regrets' — and the timing is no accident (FB)

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• Facebook CEO Mark Zuckerberg said he regrets not having a bigger impact on "the way that mobile platforms developed" in the last decade.
• Because Facebook was a small company when iOS and Android were first emerging, he says "that just wasn’t a thing we were working on."
• The perspective comes as Facebook is trying to get past a backlash about certain ways its product has harmed society.

Mark Zuckerberg, at 33 years old, is...