Xkdc TicTacToe optimal moves, with zoom Posted by adv0r on Monday November 05, 2012 @04:31PM from the prezi.com dept. http://prezi.com/e2_old2sdbtq/xkdc-tictactoe/?auth_key=9779a87f9dd8cb21973c7a42087b726c70e73923 ( 1 comment | 2 points | on HN )