1. Valve is too busy throwing a toga party with Xen.
2. Valve got slapped with a large smelly tunafish.
3. Valve is among gay people in a gay bar.
4. Valve forgot about HL2.
5. Valve forgot about Dre.
6. Yapa abducted Valve.
7. Valve was abducted by Yapa. And Yapa is gay. (Who the hell was this guy anyway?)
8. There is no spoon.