The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea

cfabbro
2024-02-09T16:58:27Z

Link URL: https://www.youtube.com/watch?v=AF8d72mA41M

Comments URL: https://tildes.net/~engineering/1e4o/the_blue_led_was_supposed_to_be_impossible_until_a_young_engineer_proposed_a_moonshot_idea

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