Paul-Olivier Dehaye @podehaye@mathstodon.xyz

The information Elsevier tracks and resells about the scientists who access its journals: https://eiko-fried.com/welcome-to-hotel-elsevier-you-can-check-out-any-time-you-like-not/

An EU GDPR personal information request reveals not just dates and times from journal paper reading, writing, and reviewing data but also user names, phone numbers, and bank account information, whether you read the emails from them, and a huge list of the spam newsletters that they subscribe you to.

Via https://news.ycombinator.com/item?id=31326672