[Semaphor]

> About the best we have browser side is a mode where all cookies are cleared at browser exit.

No. The best we have are adblockers and scripts like consent-o-matic.

Clearing cookies does mostly clear cookies, tracking goes far beyond that. Clearing cookies has always been a red herring enabling adtech submarines like "I don’t care about cookies".

[zenmac]

Didn't manifest v3 kinda voided all that for chrome based browser? Even brave's time in manifest v2 is timed. For that reason have switched to Firefox.

[Semaphor]

Use an adtech browser, win adtech prices.