People don't do anything with the data they already have, to your point.

Stand on a scale at the same time of day, every day. Track your intake. Track your output. See your PCP for your free AWV-equivalent, and keep an eye on your metrics.

But no, we need GB of scanner outputs because some medically-illiterate (but still the smartest-guy-in-the-room) techbros want them for... reasons.