Rick Rubin has did some really cool shit: Rick Rubin - Wikipedia
Including License to Ill, Blood Sugar Sex Magick, American Recordings (Johnny Cash), and The Black Album.
Also a lot of Slayer and Danzig, so he has rock credibility.
Which is also rumored to come out this year.
Man, if Chinese Democracy and Duke Nukem Forever both come out in the same year, I think the universe may collapse on itself.
What would we sit around for and wait with bated breath then?