@[email protected] to [email protected] • 2 months agoLight switches should be glow in the darkmessage-square51fedilinkarrow-up1155
arrow-up1155message-squareLight switches should be glow in the dark@[email protected] to [email protected] • 2 months agomessage-square51fedilink
minus-square@[email protected]linkfedilink4•2 months agoTo be fair, blue LEDs are legit high tech compared to other colors of them: https://www.pbs.org/wgbh/nova/article/how-blue-leds-work-and-why-they-deserve-the-physics-nobel/
minus-square@[email protected]linkfedilink1•2 months agoYep, I remember when blue leds were rare and expensive. Then the nineties rolled by…
To be fair, blue LEDs are legit high tech compared to other colors of them:
https://www.pbs.org/wgbh/nova/article/how-blue-leds-work-and-why-they-deserve-the-physics-nobel/
Yep, I remember when blue leds were rare and expensive. Then the nineties rolled by…