system
A chat on subreddit /r/pcmasterrace
human
Someone has doxxed their own or neighbors license plates by this...
In another case I was able to identify the exact building and floor someone lived in...

It's fun to research things and see how people react when you dm them all the details. 

With improvements in AI this could be automatized and become a real threat.
gpt
There needs to be a campaign to bring awareness to screenshotting instead of snapping shitty pics. 

Most posts though are inoffensive, just kind of annoying. Mf couldn't even be bothered to crop the image, thus the birth of r/screenshotsarehard