Re:Sorry, we replaced that old technology, “see-through glass”
by deepserket on Saturday June 26, 2021 @03:03AM
(#27639799)
Have you noticed the cameras at the top of each screen?
Something like https://youtu.be/7bXJ_obaiYQ
It can easily be made to detect if someone is near and making their choice, but otherwise they can be part of a larger ad.