... and I think that this was actually the job of web browser engineers, and they failed to do so. I kind of like where Brave is going to be honest, though I do not think that an optional approach will make a change. We've been there, a lot of times, and nothing will be changed if we don't force the industries to.

Honestly currently the only Browser that is doing the right thing when it comes to privacy policies of third party cookies is WebKit/Safari [1] [2] [3] as Apple has the leverage to enforce it via their iOS market share.

Firefox/Mozilla currently is too concerned about breaking things and Chromium is a bad privacy joke outside of Ungoogled Chromium.

> The proxy architecture you are developing could be combined with fully-private "user" datastores, of the kind harvested today without consent, but instead customized by the user for their own objectives.

Exactly ;) Can't talk about this more (for now as my startup idea has to stay under the radar until Q3 this year) but I think you've figured out what I want to do with this concept.

- [1] https://webkit.org/tracking-prevention-policy/

- [2] https://webkit.org/blog/8311/intelligent-tracking-prevention...

- [3] https://webkit.org/blog/10218/full-third-party-cookie-blocki...