how long until 3,0 is out
No one in this whole wide world, even universe, knows that.
It'll come when it's ready. Asking stuff like that just delays it even more, or you'll get them to cancel it altogether due to annoyance.
That's not me being mean, that's just the way it is, sorry. ????
I'd like to imagine it's this year, but then again, that's just pure speculation.