I've been to Zinburger now. Twice. I have to say I like it. Kind of matches my sensibilities: I feel that the hamburger is one of the great inventions of western civilization, and should in some cases be treated as such. They treat it as such.
Like with pizza, right? You sometimes want a $10.00 pie; and other times you want an over the top wood fired masterpiece.
Anyway, here in Phoenix they're at the Biltmore.