https://arstechnica.com/tech-policy/2023/11/data-brokers-staggering-sale-of-sensitive-info-exposed-in-unsealed-ftc-filing/

One of the world's largest mobile data brokers, Kochava, has lost its battle to stop the Federal Trade Commission from revealing what the FTC has alleged is a disturbing, widespread pattern of unfair use and sale of sensitive data without consent from hundreds of millions of people.

US District Judge B. Lynn Winmill recently unsealed a court filing, an amended complaint that perhaps contains the most evidence yet gathered by the FTC in its long-standing mission to crack down on data brokers allegedly "substantially" harming consumers by invading their privacy.