Ever since RGB (a.k.a customizable rainbow-hued) backlighting first trickled into keyboards, it’s always felt a bit like fuzzy dice on a car’s mirror: Aesthetically pleasing but functionally meh, ...

If you’ve paid money for a new gaming keyboard, mouse or headset in the past year, I’d bet you five bucks* it’s blinged out with customizable RGB LEDs. Hardware companies have been sticking little ...