Deadwood Worth Canceling For John From Cincinnati?

So, David Milch, who created Deadwood, pitches John From Cincinnati to HBO, and they like the idea more than Deadwood. As a result, HBO cancels Deadwood,

I'm still pissed HBO canceled Carnivale because they were all hot for Deadwood, but that's for another post.

Now that you've seen John From Cincinnati, what's the dilly? Was it worth canceling Deadwood?