this post was submitted on 14 Jun 2024
116 points (97.5% liked)

Mildly Interesting

17396 readers
271 users here now

This is for strictly mildly interesting material. If it's too interesting, it doesn't belong. If it's not interesting, it doesn't belong.

This is obviously an objective criteria, so the mods are always right. Or maybe mildly right? Ahh.. what do we know?

Just post some stuff and don't spam.

founded 1 year ago
MODERATORS
 

This is at JFK, does anyone know what they are used for? There wasn’t an obvious time when it was taking a picture.

you are viewing a single comment's thread
view the rest of the comments
[–] [email protected] 13 points 5 months ago

Often these are used for liveness detection, to make sure it's a real person's face and not a picture.