Earlier quoted context omitted.
Part of the issue is that the government itself takes part in that marketplace as a seller and buyer. There's no resonable way to make laws for corporations while giving a pass to government agencies, it might be proposed but it would never pass. One of the biggest clients of Cambridge Analytica was the Trump campaign. I became disillusioned about hoping laws pass that protect user data after watching the TikTok hear…
If they are actually just using eye dilation for funny faces, I would be shocked. It's one of those things that's pretty telling physically. Whichever congressman asked that question was NOT dumb.
"The responses can have a variety of causes, from an involuntary reflex reaction to exposure or inexposure to light—in low light conditions a dilated pupil lets more light into the eye—or it may indicate interest in the subject of attention or arousal, sexual stimulation,[3] uncertainty,[4] decision conflict,[5] errors,[6] physical activity[7] or increasing cognitive load[8] or demand."
https://en.wikipedia.org/wiki/Pupillary_response
https://www.microsoft.com/en-us/research/wp-content/uploads/...