To me, the appeal of this device (and potential variants) is all in the new perceptive capabilities it grants the user – independent of any implementation detai

To me, the appeal of this device (and potential variants) is all in the new perceptive capabilities it grants the user – independent of any implementation details. So to send color, I'd say sure, add a cheap video camera and whatever optics/CPU/software that's necessary to read the color, out along the same line for which the distance is being measured.