Librewolf gives you options, and if you don't want to toggle them on, you're free to do so.
These do sound like they are enabled by default though, hence the breakage?
I believe the protection that Librewolf provides should be considered bare-minimum in this age.
If websites work with them, sure. But if they don't, try explaining that to your grandma.
LibreWolf does seem to go a bit too far with the hardening. It's fine if you're used to Tor Browser or Mull Browser but as a general recommendation... ehh.
Opera is still used by 2.86% of the world, while Netscape probably has less than 100 users.
It shouldn't be more bureaucratic because then people are not inclined to use anything, including services they need or want. It should simply be clearly worded so that you know what you're getting and don't feel tricked by any hidden fees etc.
You can already use any backup apps. ADB-based, root-based or simply copying the APKs.
Well, do you see it happening on Android for any major app except Fortnite?
Well, you always had the option to skip a level.
Dislikes are no longer publicly visible, unless you use an extension (which would use mostly crowdsourced or interpolated data). There are extensions that show the likes/dislikes before clicking the video, but you cannot sort by it.
Where does it say that? The article only mentions authoritative videos, which means they have been made or approved by authorities, not that watching the videos will interact with them in any way.
Any plans for ActivityPub support?
I think it will be back this March with the new laws (Digital Markets Act).