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Why It Was Almost Impossible to Make the Blue LED (youtu.be)

submitted 9 months ago by Whirling_Cloudburst@lemmy.world to c/technology@lemmy.world

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

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[-] Damdy@lemmy.world 50 points 9 months ago

Haven't watch the video yet, but I remember how impressed my step dad was with the blue LED when we got our PlayStation 2. I was like, yeah great whatever let's play games, at the time.

this post was submitted on 09 Feb 2024

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