I was looking at this when I upgraded and that setting does not need to be there. If it was off by default, no one would feel the need to locate that check box and enable it. So just turn it off, remove it from settings and yank the code. The language is even rather vague and Mozilla seems to good a long way to avoid explaining that this is the alternative Google has designed for Chrome to replace tracking via third…
This is not the same as Protected Audience API which Mozilla have been very critical about [0], this is something they have worked on with Meta over the past couple of years. If you press the read more button there you go to this page [1] that explains it more. 0: https://blog.mozilla.org/en/privacy-security/googles-protect... 1: https://support.mozilla.org/da/kb/privacy-preserving-attribu...
The farmers working with the wolf on a feature to "help" the sheep.