When widespread discomfort about big-brother technologies stalled many of these initiatives, it caused dismay to both marketers and retailers. September 11 loosened this logjam in the market: suddenly the fear of terror was greater than the fear of living in a surveillance society. So now, the same information collected from cash cards or “loyalty” cards can be sold not only to a travel agency or the Gap as marketing data but also to the FBI as security data,
