I like words. Superfluous is one of my favorites. I prefer to use it over "useless", "pointless", "unnecessary", or just "stupid", but use the others simply because reusing adjectives again and again is a habit I try to avoid.
As for emphasizing things... it is what it is.
English
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Reading emotion in writing comes easy when all your English teachers emphasize analyzing poems.
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I'm not at home so I don't want to use data. What is the video about.
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Tone of voice. Emotion and intent. That kind of thing.
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Oh, ok I'll probably watch it later. Like I said its a lot easier when English teachers drill it into you.