Hence the "looking for ways". As it currently stands, the build is totally gimped by the change.
I'm sure they can find a way to compensate for the proc problem and the dust devil generation issues. The proc problems don't just extend to zodiac, they also cause issue for blood funnel (and any other procs a player may be running). There are certainly ways to compensate for all of those things, so that the server performance gains can still be had, it's a matter of them figuring out what all was affected, and deciding on how to approach it.
*edit* The above also applies to the fury issues that were created by the change