Some are installed on private property, and supply data to the property owner. Some are installed on public property, and supply data to the government.
GIFs or screenshots from this are ubiquitous in meme culture in areas of the net I frequent. There's one I'm thinking of where the cat looks suspiciously at the camera.
If you are in the US, generic breakfast cereals have come a long way. They come in larger boxes or bags and are basically identical. In the past they didn't have Cinnamon Toast Crunch figured out but there's been some kind of a breakthrough and they're a great copy now. Amazingly in some feat of copyright the one I now buy is called Cinnamon Crunch.
It's a constellation of tools that have the suffix "arr" - a winking nod to what a stereotypical pirate says, because they are commonly used for media piracy. Some examples are Radarr, Sonarr and Prowlarr, but there's lots of other ones. They all kind of fit together nicely into a stack that can be used to self host your own automatic media downloading and streaming platform.
^ since the commenter didn’t explain what this is:
Upscaled versions of dozens of angles of 9/11 footage that were FOIA’d out of the NIST investigation into the buildings’ collapse.
A while ago I went on a binge and watched all of them. If you’ve only seen footage from news, mainstream documentaries, even at the 9/11 museum in NYC, there’s things you haven’t seen, awful terrible things, in a level of video quality that leaves no ambiguity for what you’re seeing.
Horrifying stuff, I don’t recommend it if you don’t want the images to stick in your brain forever.