And I guess also adding some new interesting ones, like tab stacking, even though that may be originally from Chrome itself, even if perhaps Vivaldi may add some extra options, I don't know -- auto-stacking, maybe.
The last time I checked, it seemed just as another Chrome variant that only had a few tweaks I didn't even like on the GUI, and little on useful customizations. Now it even has mouse gestures enabled by default, and without even realizing, I'm often closing and opening...
