Heck it's a question worth asking. There are just about too many factors, it's nearly too difficult of a question. Maybe it's been asked (search didn't turn one up right away though). Does one spot stand out in your mind? If you had to choose where to eat your "last meal"?
-Creative. First and foremost. Changing menu, imaginative and thoughtful.
-You can get out of there for $100 per person or less, with some (being reasonable) wine/beer/booze.
-Good service, doesn't have to be amazing, but the people have to enjoy what they do and where they work.
-Consistence, even in the most trying, busy periods, their commitment and diligence shows in the dependable quality of their food and proper preparation.
I would love to get everyone's input. For me it's Pane Rustica, hands down.