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Ansgar
@ansgar.eth
Really inspiring video by Veritasium on the invention of the blue LED. We should have more content like this, documenting and celebrating the technological breakthroughs of the past that we take for granted today! https://www.youtube.com/watch?v=AF8d72mA41M
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deefs🍖🐈
@deefs.eth
@ansgar.eth What's your favourite innovation story?
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