Wal-Mart plan to use smart tags
Wednesday, July 28th, 2010
More ways to keep us as sheep.
The tags work by reflecting a weak radio signal to identify the product. They have long spurred privacy fears as well as visions of stores being able to scan an entire shopping cart of items at one time.
Wal-Mart’s goal is to eventually expand the tags to other types of merchandise but company officials say it’s too early to give estimates on how long that will take.

