Think twice before unsubscribing | FOX 5 News (youtube.com)
Junk and spam email. This is about a button inside the email itself, not the Spam denotation in your email service, which is the correct way. If you click this button, and the email was a fake one though the company they're impersonating is one in your area or that you really do subscribe to, the scammers/hackers then know you're a person who responds and interacts with spam. SM engineering/extortion/sending user to a fake website to enter their password to unsub.
Do Japanese IPs just get better, more scientific, more natural SM/YouTube feed items than places like Nicaragua or Colombia or Mexico?