Kind of interesting stuff. And the gun is clearly fake, too, even if he wouldn't have fired a real one (hopefully). Of course, if they started firing real guns in movies, it could save quite a lot off the special effect budget as they wouldn't need any computer-animated explosions and blood.
"Stephen Wolfram is the creator of Mathematica and is widely regarded as the most important innovator in scientific and technical computing today." - Stephen Wolfram