Yeah, I’ve had it since a while. It breaks some sites. But that only goes to show you how pervasive Facebook’s surveillance engine is.

Point. Keeping a null Facebook profile is closer to impossible.

Even on sites that pretend to hate Facebook.
The Chive has been moaning about Facebook for a while now, and yet in Firefox it wants me to disable ad block, which I don't have on Firefox, or pay to view the site.
I look in the Firefox tracker blocker, and which single solitary tracker is being blocked from The Chive?
Facebook.
Filthy hypocrites, they can stick their site somewhere uncomfortable.

I'm very happy to see Mozilla has realized their user base is serious about their privacy, and is working now for that rather than against it.

In container you were born, in container you remain -> safe.