I'm in the keep Dooku out of the Sith fanclub.
It makes for a much more interesting story if he never joins the Sith and while his methods and allies may be questionable he is actually more on the ball than the Council.
It turns him into a tragic prophet of doom instead of yet another disposable villain.
hell yes. What he always SHOULD have been. People seem to think that just giving him a Blue lightsaber can fix this...But it's still something that puts me off.