Download this: Why Facebook's app looks so different

Facebook's app is looking a lot different and, surprise surprise, not everyone is a fan.
The company showed off the redesign back in August, when it introduced its latest News Feed updates. But the revamped mobile app is still gradually rolling out to everyone, so many people are just starting to see it. 
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Predictably, as with most major Facebook updates, there's been a strong reaction even though the update