There are ceiling-mounted facial recognition cameras for that now. Have a Customer who brought in some cameras for "people counting" from Xovis. Their's gear pu

There are ceiling-mounted facial recognition cameras for that now. Have a Customer who brought in some cameras for "people counting" from Xovis. Their's gear purported capabilities are down right scary. [1] https://www.xovis.com https://www.xovis.com