I posted elsewhere in this thread but I think we can still detect this. There is a framing/tracking motion people do when recording that's not present when just texting or using the phone.
> Brain imaging has shown that the brain cells which are activated when a test subject can see that they are being stared at are distinct from the cells activated when the starer's eyes are averted away from the subject by just a few degrees
From Wikipedia[1], but I admit the claim is needing a citation but I feel strongly for the gaze detection argument at least.
> Brain imaging has shown that the brain cells which are activated when a test subject can see that they are being stared at are distinct from the cells activated when the starer's eyes are averted away from the subject by just a few degrees
From Wikipedia[1], but I admit the claim is needing a citation but I feel strongly for the gaze detection argument at least.
[1] https://en.wikipedia.org/wiki/Psychic_staring_effect