If gun control does come, bear in mind it will be just part of a program to prevent such massacres in the future. If you listen to the gaggle of experts and pundits interviewed in the wake of these slaughters, many don't even see gun control as the biggest piece of the puzzle. Other pieces one hears proposed: 1) An end to violent shoot-em-up video games. I hope you like The Sims, because if they…