Where we're at, is that most people are happy running a Chromium variant. It's open source and there are enough downstream consumers that you can pick your poison.
If Mozilla is going to push the "private browser, for you" angle, they are going to need to push harder on the "for you" angle.
I'm still a loyal Firefox user. It seems to me that its users would rather have more say in its direction - give the people what they want.