I don't think he is.
He's making a point.
Worst thing these assholes have done is destroy the *illusion* of safety most Americans have been living under.
Everything is dangerous. Most anything can kill you. Its a crap shoot. Try to have a good time while you can and stay alert.
Heck, some guy got flattened a couple weeks ago driving across the bay bridge going home. A construction barricade landed on his car and flattened it, killing him and producing a commutter's nightmare for the whole evening. My 1/2 hour bus ride turned into a 2 1/2 hour ordeal.