Daniel Gray is a best-selling tech author, trail-blazing blogger, recovering road-test editor, OG automotive YouTuber, and semi-retired delivery driver. His latest project, “The Last Mile Is the Front Line,” explores the over-hyped promises and unseen challenges of grocery delivery, where sustainability is paramount. https://www.supermarketnews.com/independents-regional-grocers/q-a-can-the-last-mile-be-sustainable-