Comment on Light switches should be glow in the dark
grue@lemmy.world 4 weeks agoTo be fair, blue LEDs are legit high tech compared to other colors of them:
Comment on Light switches should be glow in the dark
grue@lemmy.world 4 weeks agoTo be fair, blue LEDs are legit high tech compared to other colors of them:
Valmond@lemmy.world 4 weeks ago
Yep, I remember when blue leds were rare and expensive. Then the nineties rolled by…