Powerful indeed

Is anyone aware that iMacs come with a built-in chess application? Its tough enough to consistently beat all of my stand-alone chess computers. Shortly after getting Chess Genius, which other reviewers say has a very strong program, I pitted it against the iMac chess application. So far, Chess Genius has prevailed in two of three games--and that was accomplished at one of its weaker levels.

The Real Fab One about Chess Genius