And here I was, imagining a kit with a color spectrometer that would measure skin tone, as a predictor. I thought, that's a novel idea... had to dig a bit deepe

And here I was, imagining a kit with a color spectrometer that would measure skin tone, as a predictor. I thought, that's a novel idea... had to dig a bit deeper on the website, to realize it's saliva-based. Makes much more sense.