That patch is very close to being ready, parts are in review.
Christopher Blizzard wrote:
> We're about ready to release 0.9.4. We're waiting overnight to see if
> a working patch shows up that will let us turn on some nice
> turbo-related features. Even if it doesn't show up we're going to be
> releasing tomorrow sometime.
>
> After mozilla.org is done with the branch we're going to be turning it
> over to Netscape to manage. Netscape engineers please use your
> internal mechanisms from now on to get permission to check into the
> 0.9.4 branch.
>
> --Chris
>