But when you retire, that dynamic suddenly disappears and, as is common, you might go for days without speaking face-to-face with a good friend.

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"When (you're) watching a video and suddenly someone calls you and you get distracted, the video automatically stops without pressing a thing, " Lee Young Hee, executive vice president at Samsung Mobile, said at Thursday's event.

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You know what happens when a plant closes and hundreds of your members are suddenly without work and an entire community is devastated.

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