My point was that neither AI group shared any play history at all, even when Kasparov asked specifically for it. If the AI is so good, what do they have to hide

My point was that neither AI group shared any play history at all, even when Kasparov asked specifically for it. If the AI is so good, what do they have to hide? Lee Sedol won a game too, so perhaps if he had had similar level of play history as it had for him, he could have discovered and exploited its weaknesses.