I believe it will be the businesses that honors to register movements both ways are the ones who will succeed in the run up to mass adoption, by tracking on (user data) and tracking off (remove or hide user data by service) by signing it onchain.

https://twetch.app/t/09ddbf82ac610ff27b11ab11b6e4e6bb8c42436e7d1e4729319fc77ab55bcf46