Re: So if it knows what the tracking stuff is
"and banning JS scripts willy nilly is tricky"
I think this is a lot of it. I use Privacy Badger, which isn't as aggressive as NoScript, but I still frequently run into pages that it completely breaks until I turn it off again. A feature that's built into the core browser, and on by default, can't really risk that much breakage.
Biting the hand that feeds IT
