After months with no response, I finally got mail from someone at apache about the bug I filed regarding problems with content negotiation.
> mod_negotiation was updated and extended for our > forthcoming 1.3.4 release. Additionally a > DefaultLanguage directive has been added to Apache. > > The changes should address your problem... > Please open a new problem report if you still > encounter problems. It sounds like everyone should upgrade to 1.3.4 when it comes out. I'll be very happy when this is finally resolved. Jay Treacy