I can definitely recommend Librewolf over Vivaldi if you don’t need crazy levels of customization. To me it was just much more than what I needed so I went with Librewolf which is also obviously a lot lighter. Vivaldi being based on Chromium is pretty much the only criticizable thing about the project. Henry from Techlore interviewed their CEO not long ago, look it up, it was quite interesting.
Also, I am planning on moving to Norway in the next two to three years, would you mind if I messaged you privately with a couple questions?
I use this, it’s pretty good