We will get back to updating it, yes, just been busy getting Bionic Dues out the door and I haven't had much extra time personally lately
It's very unlikely there will ever be an AI War 2 because one of the central points is to keep enhancing the original. Generally sequels ditch some of the functionality of the original, and we wouldn't want to do that.
In general, while there are some possibilities for what we might do in a sequel, those things are better explored as separate games.