Well, dark for the sake of dark is annoying (hello, BSG!) -- but so is happy shiny let's-all-be-friends (*cough*Next Gen). I thought DS9 struck a good balance between the two extremes.

Ezri Dax was awful. Dukat and Winn were hilarious. I'm not sure I was supposed to laugh as hard as I did during their little, um, dalliance and the results... but maybe I was.