Training for the zombie apocalypse - Anyone done a run for your life Zombie Run?

Training for the zombie apocalypse - Anyone done a run for your life Zombie Run? http://tracker.dailyburn.com/groups/922/subjects/71258 Hey all, I am interested in checking out one of these "run for your life" runs (<a href="http://runforyourlives.com/">http://runforyourlives.com/</a>). Particulary, the one in Boston in May.  Has anyone done one of these?     Thanks and Happy New Year! en-us