Having IC 2008 just ended, registration is open for IC 2009 at the official site.
Check out the categories for next year, and start preparing for Egypt!
The theme is kind of open (Solve the World's Toughest Problems), you can focus your efforts in whatever you see fit, not restricted to one social problem like previous years. This may seem like an advantage, but I anticipate a lot of great ideas from all over the world to compete against...
Good luck!