We have explored whether the GDPR's right to data portability might help in this regard: https://tnhh.org/research/pubs/wraps2021.pdf https://tnhh.org/research/

We have explored whether the GDPR's right to data portability might help in this regard: https://tnhh.org/research/pubs/wraps2021.pdf https://tnhh.org/research/pubs/wraps2021.pdf Of course this will only work in some jurisdictions, and even then it needs stronger enforcement to ensure that data controllers will comply (or even understand their obligations).