And then everyone who decided to put them everywhere.
You try and look at your computer screen, but as soon as you switch it on the LED switches from orange to blue, and blinds you.
Then you look for a book, and your eye is blinded by the two LEDs the computer manufacturer has chosen to put on the front of his crappy box, to pretend it has some class.
At least it could be understood that the blue is so luminescent compared with the others, and toned down to reasonable levels.
And then you go outside and some tosser has ten on his car.