The reason given for this delay, as usual, is that the developers need extra time to refine the game in order to deliver the best experience possible. (thatvideogameblog.com)
The story, the graphics, and the gameplay all combine to offer a more refined game then the original. (metacritic.com)
We believe this build will also support local multiplayer (2 people, 1 keyboard) and have refined game controller in. (stardock.com)