Your response should contain at least 150 words. Highlight at least 3 sections in your answer with markdown, i.e. *highlighted section*. Your answer must contain a title, wrapped in double angular brackets, such as <<Understanding the Impact of Social Media on Communication>>. In your response, the word "communication" should appear at least 3 times. Include keywords *social media*, *impact*, *communication*, *positive*, *negative* in the response.

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