Yeah, "AI" is not intelligent enough to even come close to being able to recognize a problematic situation. Just like smart glasses have people doing a lot of the work behind what the glasses recognize or airport xray scanners have a person likely in another country looking at your fully naked bodies to indicate to the security people to let you go or do further patdowns. None of that kind of stuff is automated. Software developers to design that are way too expensive in the short term than hiring actual people at very low pay.

those fucking cars are filled with cameras that are directed at you and being watched by live people.

You can't easily conceal a firearm of that size without proper kit, and those taxis are more camera than car.

An untraceable firearm

?? It's about the extension of the surveillance state to a new level? Though it's news, and the article is reporting on the incident that has created this news. Were you expecting something?