privacy-model

> It should not be technically possible to track a user across sites. Chrome agrees with you on that: https://github.com/michaelkleber/privacy-model The replacements they are talking about attempt to maintain the economic benefits without cross-site tracking.

> There are a handful of companies that can track you across multiple websites, so any real solution has to start by enumerating and addressing those companies. I think it's more like hundreds than handfuls. But they're all connecting your behavior across sites using the same few techniques: * Explicit methods: cookies, link decoration, and other browser-supported ways of adding entropy. Browsers are working on removing these, but if they move too aggressively here then adtech just moves to: * Fingerprinting: using existing browser entropy. Generally worse than explicit methods because the user doesn't have control (ex: shared fingerprint between successive private browsing sessions). Browsers are also working on reducing this, see the article, but it's very hard because the number of techniques is large and they generally use features us