It would make for an interesting (and almost certainly viral) test to concoct artificial scenarios of a "newsworthy" event, having participants armed with each

It would make for an interesting (and almost certainly viral) test to concoct artificial scenarios of a "newsworthy" event, having participants armed with each type of capture device. Instructing them that something important is going to happen in a few moments (already giving them more information than they would usually have) and then having a staged shoot out go through the scene, or a pretend robbery, etc.