All too many video games have themes that reward anti-social, violent behavior, usually by a lone, Rambo-type character against hundreds of nameless enemies.  Few have educational themes or reward teamwork.  Young children naturally mimic what they see and respond to both real and fictional violence.

So-called shooter games can develop hand-eye coordination beyond that of soldiers in the military.  This is why the day trader in Atlanta - an adult - chose the Goldeneye video game to train for his shooting spree.  We don't know the long-term effects of virtual carnage, but we know it can foster isolation, aggression towards women and desensitization to the pain of real life human beings.