Loser: News sites. Facebook’s move to limit the visibility of news sites in favor of posts by friends and family is yet another nail in the coffin for the struggling industry.

Winner: Video, which accounts for two-thirds of Internet traffic. How do you create a winning video on Facebook? Keep it short and cut out the sound.

Loser: UK Beer brands, which are getting dominated by global brands in digital. What are they doing wrong? Failing to invest in social media.

Winner: Algorithms. MIT researchers used TV sitcoms to train an algorithm to predict how people would behave.

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