"When I finish, it will also be Malcolm's last major championships, " said Jackson, who is writing a book and putting out an interactive cd-rom on fitness and training with Arnold, who also coached Uganda's John Akii-Bua to the Olympic 400m hurdles title in 1972.

BBC: Jackson confirms retirement plan

Besides the game market, there's a world of PCs to conquer -- graphics accelerators make videogame and other interactive CD-ROMs more lively.

FORBES: Comeback kid