It should be illegal. If stores want to be open to the public, they shouldn't be able to force people to trade surveillance for cash discounts; grocery store sh

It should be illegal. If stores want to be open to the public, they shouldn't be able to force people to trade surveillance for cash discounts; grocery store shoppers are in no way qualified to evaluate either the short-term or long-term costs of selling their privacy, and not selling your privacy to every store you shop at becomes a permanent tax. If you want to offer discounts to members, stop selling to the general public and only sell to your membership.