Maintaining a fork that does that isn’t trivial, but it’s certainly doable by any one engineer.
However, maintaining such a fork is not the only prerequisite for it “taking off”. It may well be that my great uncle would love that feature - but how are you going to get his attention when several vendors are already spending millions of dollars in marketing/design/etc to influence which browser he uses?
However, maintaining such a fork is not the only prerequisite for it “taking off”. It may well be that my great uncle would love that feature - but how are you going to get his attention when several vendors are already spending millions of dollars in marketing/design/etc to influence which browser he uses?