> Also, I'm working on bringing modular xorg in-tree with macallan@, and
> would appreciate very much if you'd outline why you prefer not to use
> XCB.  We're probably not going to use it if only because
> xsltproc/libxslt seems buggy and has too many dependencies, but I'd
> nevertheless like to hear your thoughts on this.

And I forgot to mention that I have been using xcb via pkgsrc for a couple 
months now:

xcb-proto-1.0       XCB protocol descriptions (in XML)
libxcb-1.0nb1       X protocol C-language Binding

in pkgsrc-wip (plus I have other changes no committed for other packages 
to use them).

  Jeremy C. Reed