Fans are already starting to speculate as to what the mysterious Project 2021B is that was recently listed by the Australian Classification Board. This is seemingly a new project that id Software is working on. All we know right now is that it has been given an M (Mature) rating for violence and online interactivity. We also know that it's going to be multiplatform and it will be a computer game.
For those keeping track at home, you may...