It sounds at least, like they're taking a serious approach to this and not doing a Saturday morning style cartoon. It will be at a PG/PG-13 level, which is appropriate to the comic.
When I read the comic one of the first things that came to mind was that it seemed very cinematic... almost a reverse of the comic-to-movie thing. It was as if the movies had influenced the look of the comic book. This gave it more of an air of reality and grittiness, so I'm curious to see how it translates to a movie. Quite easily, I would guess.
For more details read the full story at Comics Continuum.
Source: Comics Continuum