Probably sometime next year.
Yes.
Considering you made this post three years ago, I assume you were making a joke, right?
That was the approximate timeline, but requirements change/evolve, things grow bigger than initially planned, and here we are, still waiting

Most of the work's done so it shouldn't take much longer for those that still care.
I don't really care how long it takes as long as it lives up to the initial promise of being free and open. As soon as it's out of beta I want a copy.