Shorts Lumikha
Hat radio and kids bike from the past
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24
So how did we lose this technology to then reinvent it 100 years later?
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18
This is a clever trick.
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21
Very cool inventions from the past!
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17
Moving sidewalks that could care many people at once without a problem.
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15
Both front wheels turn in and the car turns on the spot.
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21
