Firefox already has vertical tabs and they work great.
> Or they can steal the profile switching from Vivaldi.
I'm pretty sure that Firefox has profile switching in some capacity, although I don't personally use it and can't vouch for it.
As for the rest of these, I agree completely. Firefox has too many wacky AI experiments and not enough normal browser features.
Firefox already has vertical tabs and they work great.
> Or they can steal the profile switching from Vivaldi.
I'm pretty sure that Firefox has profile switching in some capacity, although I don't personally use it and can't vouch for it.
As for the rest of these, I agree completely. Firefox has too many wacky AI experiments and not enough normal browser features.