A Smarter Smart Cart?

"With a craving for broiled salmon, Jane quickly sifted through her spice cabinet only to find that her bottle of dill weed was nearly empty.

With a few clicks on her Bluetooth-enabled PDA, she updated her Web shopping list with the dill, and a window opened onscreen suggesting a new salmon recipe. It looked good, so she approved the recipe and her shopping list was instantly updated with all of the necessary items, omitting those that her kitchen already had in stock.

Jane drove the half-mile to her local supermarket where she grabbed a smart cart, scanned her loyalty card and saw her updated shopping list appear in front of her. It had been categorized by aisle, and the cart directed Jane to each item. While she was checking for brown spots on broccoli heads in the produce aisle, her cart signaled the pharmacy to prepare a prescription refill and sent an order for lunch meats to the deli. "