Originally published at: https://boingboing.net/2020/09/01/watch-what-happens-when-light.html
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Disco’s not dead! 
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I feel like this was the basis of every third middle school science workbook cover in the 80’s
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Not exactly what I was gonna say, but close enough to say: you beat me to it! I was gonna post: break out the roller skates!
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