If this isn't a targetted advert in my browser, I don't know what is.
And here's where you turn it off:
So two things: basically install user.js and forget it (except changing minor settings you want).
What about recommended extesnsions. It just says minimize extensions (which is a good policy), but which extensions are recommended to use with it.
Are there certain privacy extensions that are redundant because of it?
I understand I may be asking things outside of your purview, but I am curious how does this work.
Interesting enough, if I visit a fingerprinting site such as kuber.studio/cookie, it still recognizes me as a visitor, even with user.js.