People seem to go between lone gunman or giant conspiracy and exclude the middle. It could have been a conspiracy of say four people: two shooters, one insider providing info and cover, and someone behind and planning the whole thing.
Much easier to keep everything quiet too. The difficulty of keeping secrets increases exponentially with the number of people who know it.
Yeah. Given the weirdness of the magic bullet theory, especially if the revelations in the linked article are true, I think this sort of "small conspiracy of 2-4 people" is the simplest possible explanation.
I mean, sometimes a former military guy decides to do some killing and sometimes he has somebody working with him.
Much easier to keep everything quiet too. The difficulty of keeping secrets increases exponentially with the number of people who know it.