Tango for D2 (Was: D1 to be discontinued on December 31, 2012)

[dsimcha]

On Tuesday, 13 December 2011 at 16:55:23 UTC, Jonathan M Davis 
wrote:
> On the bright side for those who prefer D1 and Tango, this 
> announcement comes after announcements about major work being 
> done to port Tango to D2, since it's not only going to become 
> easier to port D1 to D2, but you'll be able to use Tango in D2 
> if you want to (and without having to forgoe all of Phobos in 
> the process, since they'll now work alongside each other).
>
> - Jonathan M Davis

Has anyone actually tried using the D2 port of Tango for real 
work yet?  If so, is it usable?

Also, how do we explain to newbies about Tango as it relates to 
D2, without explaining the whole history?  How do we justify to 
them that its functionality now overlaps with Phobos?