Indeed, it makes you wonder why this is not the case already. It does not seem like an especially hard thing to do.
It makes you wonder why they decided this was a good idea in the first place. Seemed sort of obvious that they'd have a shoplifting problem in a region where it's already not too uncommon.
Perhaps they assumed the surveillance would deter thieves, but surveillance is only a deterrence if the local police can afford to enforce the law effectively.
