What's the current state of D?

[dsimcha]

== Quote from Walter Bright (newshound1 at digitalmars.com)'s article
> dsimcha wrote:
> > Exactly my feelings, but I'll add that the time to make huge, sweeping changes
> > like the ones we're seeing now is before the language becomes mainstream.  Once
> > the language has a large base of crufty production code that nobody still
> > understands and can fix quickly and easily when the language changes, it becomes
> > much harder to make these kinds of changes.
> Yes.
> The next D2 update will have one such change, which has been planned for
> maybe the past year. All static and global variables will default to
> being thread local (instead of being implicitly shared). Doing this is
> disruptive, but is critical to credibly supporting multithreaded
> programming.
> In testing this out, I've uncovered at least a dozen implicit sharing
> bugs in Phobos. I think this change will have a big payoff for
> multithreaded code.

Awesome.  I actually found a few of these bugs in the past few days, and was
meaning to report them.  I guess I don't need to now.  Just out of curiosity,
though, you use __gshared in a lot of places and I haven't seen it in any of the
discussions.  What is it?