A static shot of a man working on a steam engine. A small graphic of a wristwatch appears in the upper right corner, symbolizing the shift in timekeeping technology. Off-screen voiceover (all characters have their mouths closed, no one is speaking on screen): Voice: A calm, informative, and engaging male voice with a clear American accent, mid-30s.. Narrator: "In the 20th century, wristwatches...
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