even if you have 3,000 cameras you don't have 3,000 people watching them blisses telos vegas strip security guard they have monitors that show different points of the casino. here are some insurance points in many cases it can be very good or negative. you leave your handbag there you cannot find which machine you were sitting and maybe you had a drink or to come and they can go back on the tape may be someone picked up the bags they can follow to where it is. so often times this surveillance could be used for different purposes beyond casinos also how widespread this has become worldwide so for example, you can see up here that says we're watching video surveillance there is another example of that that the area is under video surveillance. it allows a church to be open without someone to be there all the time but you can say you have not been coming to church much lately retracting your behavior that is more intrusive so it is used in a different way. technology is not new. this was used by an ancient tyrant. and at the very top he was behind this outlet and hear the talking of the prison