"Catholic priest quits after “anonymized” data revealed alleged use of Grindr
Monsignor Jeffrey Burrill was general secretary of the US Conference of Catholic Bishops (USCCB), effectively the highest-ranking priest in the US who is not a bishop, before records of Grindr usage obtained from data brokers was correlated with his apartment, place of work, vacation home, family members’ addresses, and more.
[…]
The data that resulted in Burrill’s ouster was reportedly obtained through legal means. Mobile carriers sold — and still sell — location data to brokers who aggregate it and sell it to a range of buyers, including advertisers, law enforcement, roadside services, and even bounty hunters. Carriers were caught in 2018 selling real-time location data to brokers, drawing the ire of Congress. But after carriers issued public mea culpas and promises to reform the practice, investigations have revealed that phone location data is still popping up in places it shouldn’t. This year, T-Mobile even broadened its offerings, selling customers’ web and app usage data to third parties unless people opt out. "
Full story: arstechnica.com


What's truly scary is how cheap the data is to buy. For less than 5k you can buy huge data sets. Most people have enough public records or social media presence even an amateur could identify them.
But I'm a weirdo because I'd rather not patronize strip clubs that scan ID's...