If you come out with a world-beating product, like WorldSemi did with the WS2812B addressable RGB LED “pixel ... Long story short, the cheaper LED modules that he’d previously bought ...
This is a look at the current state of serially addressable RGB LEDs, and what the future might have in store. The WS2812 and WS2812B LED has four pins: power, ground, data in, and data out.