But that is not something you can protect against with technical means. At beast you can block the little fish and give even more power to the mega corporations who will always have a way to get to the data - either by operating crawlers you cannot afford to block, incentivizing users to run their browsers and/or extensions that collect the data and/or buying the data from someone who does.

All you end up doing is participating in the enshittification of the web for the rest of us.