Sure. my account doesn't actually contain my name and address, but it contains almost 14 years of posts and comments.
Agreed. If a person’s speaking voice falls under the GDPR (as I have found out being a phonetician and hence doing research on it), surely opinions and comments taken not individually but as a cumulated mass must do so too.
So, Finns got it right?
https://en.biginfinland.com/salmiakki-finnish-salty-liquorice/