Kroger is changing grocery shopping as we know it — and it's becoming a bigger threat to Amazon - Business Insider

Kroger is rolling out a new technology to stores that's designed to make grocery shopping easier than ever before. The technology communicates with customers' smartphones and uses a series of emoji-like icons to highlight products on their shopping lists as they walk down store aisles, helping them to quickly select items in a sea of identical-looking products. ....
https://www.businessinsider.com/kroger-microsoft-roll-out-digital-shelf-in-threat-to-amazon-2019-1