On iOS and macOS I just use Safari because it's there... until I saw how gross it looked on Tahoe. So on my work computer I just use Vivaldi because this is what I started using on Windows and Linux after seeing how Mozilla is behaving.
After reading librewolf and waterfox blog posts about how Mozilla is shitting the bed, I've decided to try them out.
First up was Librewolf, and I'm fairly enthused by it.