Stop trying to tackle very difficult problems and launch my damn site at last!
For me, it's about "stop spending all my time on that one boundary condition that 0.1% of the users will hit" :)
It will let players of that game analyze their current situation and environment better and let them communicate with allies more effectively.
I've been "working on" that project for the last 3+ years but in fact I've been mostly "screwing around" learning Common Lisp and learning/implementing some advanced algorithms like rete and implementing some advanced web framework that I'll release as open-source in a few years but not before I implement some of the crazy ideas I have that will enable a completely revolutionary way of developing web apps.