Major Leandro Pavani Agostini, of Sao Paulo's Military Police, said: "It's something discreet because you do not question the person or ask for documents. The computer does it.I'd like to know more about this proposed deployment.
UPDATE: Twitter bot Bixby Snyder: I'd buy that for a dollar!
I should have thought of that!
UPDATE II: Since this has gotten so much attention, I think it's appropriate to add a little to this post.
The effective use of facial recognition technology in a surveillance environment requires significantly more training, environmental control (or compensation for environmental factors), and user judgment than other biometric modalities that depend on voluntarily user interaction.
2014 is still a long way away, but I suspect what is being discussed is a re-run of the "Snooper Bowl" experiment featuring our very own FaceTrac in 2001.
If the "Robocops" involved act as anything more than discreet mobile tripods, I'll be surprised.