Earlier quoted context omitted.
> (...) your anonymized chats, they will be public as paid training data. If they are PII then under GDPR they are obligated to delete the data. If not then they will be liable to pay fines up to $20 million or 4% of their total global turnover.
You forgot about the best part, in terms of the “GDPR threat” effectiveness: Fines can be up to €20 million or 4% of global revenues…, _whichever is greater._
Just like my state law says simple littering can be punished by up to a $6500 fine. Most people get a warning or maybe pay a fine of under $100.