I know this is an old thread, but the skinny from Yahoo's spacemodeling group is that they won't. Too bad. Not like a whole bunch of us didn't bomb them with emails requesting the IB.
Not wanting to take a chance on EBay, I'll probably just spring for RealSpace's resin version. Or for the money, pick up Semroc's 1/70th scale flying version and pimp it out with Apogee's CM and escape tower.
It's not rocket science