I was watching an Intel OpenVino marketing video, see below:

The kicker is what the presenter calls a 'cool demo' in which it quickly flips between categorizing him as 'angry', 'neutral' and 'surprised':

Intel OpenVino includes a number of Open Source pre-trained models including emotion detection:

I am trying to refrain from making a Dahua joke but do these companies not look at their marketing videos before they publish them. If emotion analytics are so obviously broken, why demo it?