TLDR: electronic shelf labels bad.

Warren and Casey also voiced concern about Kroger’s partnership with Microsoft to install facial-recognition technology in stores, which could be used to identify individual customers: When a shopper approaches the shelf, she would see a price calibrated specifically for her.

Discount tool of the future:

This is almost blatantly false. They can already do that and have been since labeling was invented. This makes it slightly faster and without wasting a ton of paper, glue, etc.