] That raises the disquieting possibility of being tracked ] though our personal possessions. Imagine: The Gap links ] your sweater's RFID tag with the credit card you used to ] buy it and recognizes you by name when you return. ] Grocery stores flash ads on wall-sized screens based on ] your spending patterns, just like in "Minority Report." ] Police gain a trendy method of constant, cradle-to-grave ] surveillance. |