[mbj]

Facial recognition software combined with traffic cameras could possibly be made to track anyone using the streets, even if walking...check out Britain’s usage of cameras.

[JRandomFreeper]

Cameras in the US break. A lot. Besides, a hoodie, with a bunch of IR LEDs around the face can't be seen as light by the naked eye, but tends to wash out modern cameras to the extent ID can't be made. ;)

I did electronic warfare for a living back in the old, old days. There nothing technical that doesn't have a countermeasure.

/johnny