If you want to know which browsers do or do not respect your privacy, check out the site below. They put a wide variety of desktop and mobile browsers through a battery of tracking and other privacy tests. Click on each test for more details.
I post this site every year or so, which is why I wasn't surprised about the recent news regarding Chrome "incognito" mode. It's unfortunate that it took so long to be widely reported.
@voltronic
Mm, in contrast, Librewolf is not only based on a worse browser, it belongs to GNU and that's a complete deal-breaker.
The FSF can go and pound sand.