None of the others in town have these, thought it was unusual enough to share
this post was submitted on 18 Dec 2023
158 points (90.3% liked)
things that are mildlyinteresting
677 readers
5 users here now
post things that are mildly interesting
founded 3 years ago
MODERATORS
you are viewing a single comment's thread
view the rest of the comments
view the rest of the comments
It has to cover a parking lot full of radio signals from cars. They're probably just listening for "close enough".
It's more likely a buried loop antenna, like an invisible fence.