They also tend to make them stand at the beginning of their lane when they don’t have customers. Apparently a light signaling that they are available just isn’t enough.
Edit: My bad. I’ve never seen this at Aldi or Lidl. Just other US chains like Food Lion.
You can enable IIS on almost any windows flavor.
https://helpdeskgeek.com/windows-10/install-and-setup-a-website-in-iis-on-windows-10/