Ive seen lots of wavelength stuff.
I feel it might be more simple? Think of all the health monitoring apps that are becoming vogue on phones and smart watches. Then think of Gattaca, how they measure your vitals every morning and will alert authorities if you're low.
Anyway, that being said, don't forget that Q specify spelled out the Pixel. So what's so DIFFERENT and UNIQUE about the pixel? I mean, it is a Google manufactured (spec'd) phone, unlike Samsung which is licensed… But what's unique?!