I suspect it was that he had to wait to make sure Bush made the reference to Africa in his SOTU. If Bush had omitted the Africa reference, Wilson's handlers would've had to come up with another angle of attack instead.
A distinct possibility. A reference that they would believe was founded on the forged documents -- then in U.S. hands, but not yet proven fake -- right?
A baited trap...
I'm beginning to agree with you and Wolfstar. This thing is not only bigger than Joe & Val Play Politics, it may be even bigger than Democrats vs George W. Bush. Chuckie and the boys might be mere tools, themselves...
Going to bed. Then a long day on the road tomorrow. I'll check back in tomorrow night.