Yes, images where not every pixel is important. NPC-s going about their business. The traffic. The weather. Games will use it, I’m sure of it.

Yes, there are trail cameras with WiFi or 4G connectivity, but the good ones are expensive. The Chinese ones are often a pain.

I had one with 3G, it wasn’t reliable. I had a Moultrie one that was nice, but like yours, only SD card.

It was something about base stations needing to know their own precise location. So they messed with the GPS signal.

And it isn’t 100% effective, of course.