Comment on Walmart Is Putting Digital Labels That Change Prices Instantly on Every Store Shelf in America
NotMyOldRedditName@lemmy.world 3 days agoTear up the floors and put in micro generators that harness our footsteps that feed into the shelving and power the price tags wirelessly
stringere@sh.itjust.works 3 days ago
Too expensive but that is a great idea for public spaces in general. Thermoelectric on open spaces would be cool, too. But while we’re dreamimg: por que no los dos.