 He devotes his efforts to productive endeavours, including putting his long training and experience in mathematics and programming to work in analysing video poker games.His latest product is "Optimum Video Poker", an analysis and trainer program for Macintosh, Windows and Linux platforms.This is the only such program being marketed by its primary developer, who is also an active player, and it includes more features for bankroll requirements than any other such program, and features a training mode that teaches correct play according to a strategy chart of the player's choice that is displayed alongside the game window.