I know that but imagine playing online with your friends and all. It would be an experience like you never had before. I can't even imagine what they can put in the online mode. We can only hope for it in the near future.I doubt it, but who knows.
Considering how big WH40K universe is, that likely would take an enormous amount of work ( and money ). If it then flopped, it would doom the dev team and possibly even the publisher.