• starman2112@sh.itjust.works
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    4 hours ago

    I’ve already sent feedback to Walmart about my refusal to buy anything with a digital price tag. The thing is, I believe them when they say that prices are only updated between 1:00 and 2:00 a.m. The problem is that that policy could change literally any time.

    Walmart has every inch of their store covered in cameras. They have facial recognition systems so they know who I am the moment I walk in the store. They know I buy graham crackers. They know I’ve put up with price increases in the past. What is preventing them from adding $0.10 to those graham crackers’ price tag the moment I walk down the crackers aisle? Literally nothing. They could, and that’s reason enough for me to boycott

    • Agent641@lemmy.world
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      2 hours ago

      It’s weird, the higher the prices get, the worse my memory and aptitude with self service checkouts gets.

    • M0oP0o@mander.xyz
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      7 hours ago

      I will buy that for a dollar. (no really lettuce for a $1 is worth the hack)

  • M0oP0o@mander.xyz
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    7 hours ago

    My local store can not even get a reliable source of staple foods (the distributor often shorts them milk, meat or whatever), there is no way this:

    A) Works

    B) Is adopted by any non large store

    C) Is accepted as anything but a hated cash grab

  • phx@lemmy.world
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    8 hours ago

    What’s the common way for updating these? I have some similar devices that use Wi-Fi but local stores seem to use some sort of nearby transmitter pointex towards the shelves, maybe infrared/optical

    • Agent641@lemmy.world
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      2 hours ago

      It will probably be wifi and mqtt. You don’t need a whole OS to get mqtt, just a TCP/IP stack.

      Possibly it will use BTLE or BT5. If the store is large enough it might make sense for staff to go around with android app and manually update some prices, in which case BT5 in SPP mode might make sense.

    • Tollana1234567@lemmy.today
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      4 hours ago

      probably they set certain times of day where there will be surge pricing, like around 12-1pm where more people come in for lunch, and around 4-5pmish where people off work.

  • Slashme@lemmy.world
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    10 hours ago

    Or they could charge a customer more if they know the customer always buys the same product.

    How so they propose changing an e-ink shelf label per customer??

    • phx@lemmy.world
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      8 hours ago

      Probably more timed towards certain times and demographics, but yeah it just takes a couple seconds to update and there are plenty of customers running “loyalty points apps”

      • katy ✨@piefed.blahaj.zone
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        1 hour ago

        honestly the best part about working at a supermarket was delivery day when i could weave through the maze of pallets and sleep on the paper towels behind everything like a fort. i sure as fuck aren’t going to report anyone shoplifting food.