this post was submitted on 09 Feb 2024
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Why It Was Almost Impossible to Make the Blue LED (youtu.be)
submitted 9 months ago by Whirling_Cloudburst to c/technology
201 comments fedilink hide all child comments
 

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

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[–] [email protected] 14 points 9 months ago (1 children)

I remember reading about this stuff since the eighties and people had a pretty clear idea of the implications.

[–] UsernameIsTooLon 5 points 9 months ago (1 children)

Well now the digital screen is everywhere, it bends, and some people strap it to their eyes. It's crazy how far it's come

[–] NikkiDimes 1 points 9 months ago

I typed this on a folding screen, even!