I'm speaking as a second class European with experience in Belgium, UK and Germany.
When people are depressed, they tend to know it. (but the sibling comments say it may be good to point a maniac episode for a bipolar person).
Some states have even banned the keeping of identifying data in purchase records at the individual stores, too.
Probably less work and marginally more fruitful.
...detect people who might be unstable through paranoid ramblings about how Apple is out to _fill_in_the_blank_.
The spice must flow to keep those stock options in Cupertino rising.
When really no one would consider what you're vaguely implying "wrongthink" or inflammatory at all. They'd probably just consider it "normal wrong" and poorly supported by reality...
https://hn.algolia.com/?sort=byDate&type=comment&dateRange=a...
EZ prediction of the day.
Combine depression, cognitive decline, anger, etc. values against a database of gun owners (picked up through registration, social media posts, ATF background checks, etc.). Send police to house when some crossover point is hit. It's for the children.