it's rare that we see Fincher shows any real emotions, wears his heart on a sleeve like this-albeit fleetingly, albeit he retreated back to his usual nonchalant self at the end-in his movies, this is fincher's Spartacus, undoubtably
Not a single character is likeable, and they seem to switch personality episode by episode to suit the storyline. Banker is really just a pathetic job/life choice.