This is definitely worse than the fingerprinting being replaced, because whereas...

		ocdtrekkie on April 15, 2021 \| parent \| context \| favorite \| on: Cohort IDs can be collected over time to create cr... This is definitely worse than the fingerprinting being replaced, because whereas the old methods were inadvertently using browser traits unrelated to user behavior for tracking, this is an intentional feature for user tracking related intentionally to user interests.

It's a replacement for third-party cookies, not fingerprinting.