I'm assuming that in most cases they'll just make these act as RGB displays, either by sequentially tuning the wavelength of each pixel to red, green, blue in a

I'm assuming that in most cases they'll just make these act as RGB displays, either by sequentially tuning the wavelength of each pixel to red, green, blue in a loop, or by assigning each pixel to be red, green, or blue and just having them act as subpixels.