What’s next, Bush vs. Schroeder on Heinlein?

Has anybody else noticed that, in the Iraq debate, we’ve just seen what may be the first invocation on a planetary scale of Godwin’s Law?
And remember: once Godwin’s Law is triggered, a corollary suggests that the information content of the discussion immediately drops to zero.
Sounds about right, though I suspect maybe we’ve been there for a while.