At the Dollhouse panel, Joss Whedon just announced that the long-awaited Firefly comic starring Shepherd Book is finally happening. and Dark Horse is publishing a comics tie-in with his new horror movie, Cabin In The Woods. Plus apparently we're going to get some Dr. Horrible's Sing-along Blog comics. So basically, says Joss, Dark Horse Comics owns most of him.
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Don't Make Me Ang Lee. You wouldn't like me when I'm Ang Lee.
I'm usually happy to see more stories from the 'verse, but this reminds me of Joss's statement along the lines of "When there's no more hope for any more Firefly or a Serenity sequel, then I'll tell everyone all about Shepherd Book."