09/13/2007 - In contrast, the 3VR system requires employee training of about 15 minutes, and it has generally performed as promised. For example, to aid police on the case involving the robbery by the prostitute, the Talbott’s security staff used two key components of the 3VR system: its ability to rapidly narrow down video footage based on the hour, the location, and any unusual physical movement; and its ability to help staff find suspects using the facial recognition feature.