Audi RS6, S6, BMW M5, and E63 all come with Auto's only now too. I think you can still get the 550i as a 6 speed manual though which seems a little weird to me but hey why not.
The question you should be asking is why don't they make a *better* auto transmission for the SHO!
The question you should be asking is why don't they make a *better* auto transmission for the SHO!