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2023-10-07 @ 11.20.39 In English

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2023-10-05 @ 18.58.33 In English

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2023-10-05 @ 15.06.49 In English

(The paper has video.)

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2023-10-05 @ 15.01.04 In English

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2023-10-03 @ 18.33.30 In English

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2023-10-01 @ 9.48.17 In English

(Another, even more beautiful demonstration further down.)

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2023-09-30 @ 18.09.49 In English

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2023-09-27 @ 18.30.48 In English

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2023-09-26 @ 15.30.32 In English

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2023-09-15 @ 18.03.41 In English