Firefox already has market share and momentum; a fork won't hurt it that much unless it gives a lot of improvements. "Firefox with ads" lets one turn off the a

Firefox already has market share and momentum; a fork won't hurt it that much unless it gives a lot of improvements. "Firefox with ads" lets one turn off the ads. The control offered is the same when you're allowed to download a fork. I don't see why a fork would hurt Fx so much if it just turns a feature off by default -- a feature that Firefox lets you turn off anyway.