More than just opt-out. There is a class action lawsuit presented to U.S. District Court, Northern District of California, San Francisco Division on the 23 jan this year saying that [The privacy of] “WhatsApp users’ communications is false. As the whistleblowers here have explained, WhatsApp and Meta store and have unlimited access to WhatsApp encrypted communications, and the process for Meta workers to obtain that access is quite simple” That’s the content of the messages not just the metadata Meta, unsurprisingly, deny the allegations