How Walmart and Target are turning into ad businesses

HostI was walking down the snack aisle the other day and noticed something different. The little screens on the shelves weren't just showing prices anymore. They were playing full videos for soda and chips, and it felt like the store was trying to talk to me. It seems like places like Walmart and Target are changing from places where we just buy stuff into something else entirely.

HostWhy are these huge shops suddenly so obsessed with showing us ads while we're just trying to find the milk?

GuestWell, it's because selling you a gallon of milk or a box of cereal actually makes them very little money. If a store sells a loaf of bread for three dollars, they might only keep a few pennies of that as profit after paying the baker and the truck driver and the staff. But if they sell an ad to the company that makes the bread, they keep almost all of that money. It's a massive shift in how they stay in business. They have realized that the people walking through their doors aren't just shoppers. They're an audience.

HostSo they're acting more like a TV station or a website than a grocery store?

GuestThat's exactly it. For a long time, if a brand like a big soda company wanted to reach you, they would buy a commercial on a hit show or a banner on a website. But those ads are getting harder to track. You might see a soda ad on your phone and then forget about it by the time you go to the store. But Walmart and Target have something that Google and Facebook don't have. They know exactly what you put in your cart and when you buy it. They have the data from your loyalty cards and your past orders. That data is gold to brands because it proves whether an ad actually worked. If you see an ad on the store app and then buy that specific soda ten minutes later, the store can prove to the soda company that the ad made them money.

HostWait, I thought websites were already doing that with those tracking cookies that follow us around the internet. How's a store any different?

GuestThe big tech companies are actually making it harder for those cookies to work because of new privacy rules. This has left brands scrambling. They used to rely on those cookies to guess what you might like. Now, they're going straight to the source. A big retailer doesn't need to guess. They have years of your shopping history. They know if you prefer organic snacks or if you only buy the cheap brand of paper towels. They're calling these retail media networks. It's a fancy way of saying they have built their own private ad world where they own the data and the shelves.

HostIt feels a little intrusive. I mean, I go to the store to get what I need, not to be tracked like a bug in a jar. Is there any pushback from shoppers when they see these digital screens popping up on freezer doors and end caps?

GuestThere definitely is. You might have seen some stores testing out those high tech freezer doors that are actually giant video screens. Instead of seeing the actual bags of frozen peas through the glass, you see a bright, glowing ad for those peas. Some people find it really annoying because you can't even tell if the shelf is empty until you open the door. It adds a lot of visual noise to a trip that's already stressful for a lot of people. But from the store's point of view, that freezer door is the most valuable real estate they own. You have to stand there and look at it for a few seconds while you decide what to grab. That's a perfect moment to show you a commercial.

HostBut if these stores are making billions of dollars from these ads, shouldn't that mean my groceries get cheaper? If they're making profit elsewhere, why am I still paying so much for eggs?

GuestYou would think so, but it usually doesn't work that way. The money from ads helps the store keep its overall business healthy, especially when the cost of shipping and labor goes up. It might stop prices from rising even faster, but it rarely leads to a big drop in what you pay at the register. Instead, that money often goes into building more tech to show you even more ads. They're even starting to track how you walk through the store using the sensors in your phone or cameras on the ceiling. They want to know if you paused in front of the chocolate bars because you saw a digital sign.

HostThat sounds like a lot of work just to sell a few more candy bars. Is this really going to be the future for every shop we visit?

GuestIt's already spreading. Even hardware stores and pharmacies are starting their own ad businesses. They have realized that in a world where everyone is online, the physical store is one of the last places where you're actually focused on buying something. That attention is the most expensive thing they can sell. Brands are willing to pay a premium to talk to you at the exact second you're reaching for a product.

HostThe shopping cart is becoming the new screen in our lives.

GuestStores are no longer just stacks of cans and boxes; they're becoming live data feeds that track every choice we make from the moment we walk through the automatic doors.

HostThat simple trip for a gallon of milk is starting to look more like a walk through a giant, living commercial.