- Could be used by shops to offer discounts to customers
- System already being trialled in Nashville shops and bars
- Users must sign up to take part and 'teach' system what they look like
Shoppers could soon be automatically recognised when they walk into a shop using a controversial new camera.
Called Facedeals, the camera uses photos uploaded to Facebook to recognise people as they walk in.
Shoppers who agree to use the system, which has not been developed with Facebook, will be offered special deals.More