The technology behind digital screens that have "stealth technology" is not new. It was first introduced to me approximately 6 years ago. I am surprised there has not been more debate since then as to the extent to which shoppers are concerned their rights to privacy are being abused by the use of such technology.
So here goes, let's start that debate!
Vast digital screens are fitted with cameras that can identify the age, gender and mood of shoppers, even monitoring their behaviour to see how long they look at an ad.