(2015 or before, don't you just love "evergreen" blog posts?) There's Cooler Screens, where stores would replace the glass doors of their coolers, and the disp

(2015 or before, don't you just love "evergreen" blog posts?) There's Cooler Screens, where stores would replace the glass doors of their coolers, and the displays would show a simulated view of the products inside, alternating with ads. Walgreens only stopped that madness when the screens malfunctioned. I heard Kroger was about to do something like this, but I think they (wisely) decided not to. https://finance.yahoo.com/news/walgreens-replaced-refrigerator-doors-digitized-114100885.html https://finance.yahoo.com/news/walgreens-replaced-refrigerat...