Amazon is tinkering with grocery business: Some are unsure it's working

This article has been reviewed according to Science X's editorial process and policies . Editors have highlighted the following attributes while ensuring the content's credibility: Credit: Unsplash/CC0 Public Domain When Amazon introduced its cashierless checkout system—aptly called Just Walk Out—the tech was seen as the latest prong in Amazon's mission to transform brick-and-mortar stores and become a dominant competitor in the grocery industry. Roughly seven years later, Amazon is taking that technolog ...