With ever more powerful processors, silicon chess players developed the ability to calculate so far ahead that the distinction between short-term tactical calculations and long-term strategic planning became blurred. At the same time, computer programs began to exploit huge databases of games between grandmaster (the highest title in chess), using results from the human games to extrapolate what moves have the highest chances of success.
假使比赛持续24全场（当时的世界象棋锦标赛的标准赛时）的话，卡斯帕罗夫也许会获胜。但随后的几年，尽管人类从电脑中学到了很多，但电脑却以更快的速度改进完善着。