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Health officials track food illnesses via warehouse club purchases

Jay MacDonald

Local, state and federal health officials increasingly tap the stored purchase data of warehouse and supermarket membership accounts to track down outbreaks of food-borne illnesses. One day, your Costco, Sam’s Club, Kroger or Publix card, with its detailed description of exactly who bought what when and where, could give health officials just the head start they need to contain a fast-moving epidemic and save lives … or have enough data to invade your food-related privacy.
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