Unfortunately Dave Rolsky can't make it to OSCON. Coincidentally I'm in the area visiting John Wang, so I'll be standing in for Dave. This means I get all the rock star perks without actually writing any slides ;-)
As a meta note, I'd like to say that open source collaboration really gives me a warm fuzzy feeling. Dave has generously picked up the slack of releasing Moose and Class::MOP over the past year, and when Dave couldn't make it to YAPC either, Shawn and Jon gave his tutorial there. Many of the MooseX:: modules are released by whoever patched them last.
I think this is compelling evidence that the Perl community in general and the Moose community in particular are two of the warmest and fuzziest of them all. Clay Shirky gave a short but fascinating talk on this topic: