Periodic reminder: while genAI fills the headlines, plain old data brokering remains a troublesome aspect of the data field. In this case, it's commercial airlines selling passenger data.

(Source: 404 Media, "Airlines Sell 5 Billion Plane Ticket Records to the Government For Warrantless Searching")

Data brokers are especially dangerous because they tend to operate behind the scenes, outside of news coverage ... yet, their work impacts us all.