He is preparing a case that Federer is winning not because of his bigger frame, but because of Edberg. He is tabulating every little mishit and claiming that the bigger frame was of no use. He is also making irrelevant comparisons of young Fed to today's Fed to prove that smaller head was better. He is also waiting for Fed to lose to Nadal so he can say that the frame was no good.
When he is ready, he will appear, armed with all the arguments.