Uncle Sam able to engineer AI facial tracking software but...
The worst part about dealing with algorithms, are their affinity towards unpredictability. Scientists had managed to engineer AI sorting software some time ago in 2017. The thing is that this AI randomly discriminated against women - almost on a whim! It even showed preference against people of color, over much fairer counterparts.
https://www.theguardian.com/inequality/2017/aug/08/rise-of-the-racist-robots-how-ai-is-learning-all-our-worst-impulses
ICE, TSA and CBP are at a loss for being allowed to engineer AI trackers for their own uses (which, as mentioned, create almost 80% false positives).
~Vibhor Tyagi (Techie at Engineer.AI)