Keyphrases: How significant is the visual difference when recording video at 1080 and 4K? Can you actually see the difference?

This is a do-over of an older video I posted about 1080 vs 4K, which can be found here:    • Shooting in 1080 vs 4K: SEE the diffe...  

Public domain audiorecordings by Martin Clifton and LibriVox: https://librivox.org/reader/31?primar...

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