In other words, this guy was equipped with exotic gear by someone with connections to military equipment. SWAT clothing, explosives, complex booby-traps... c'mon, this isn't a "lone gunman." This is somebody who was selected for a mission, given equipment to carry it out, then somehow brainwashed into getting it done.
"Aurora Police Chief Dan Oates said Holmes' apartment is booby-trapped with a 'sophisticated' maze of flammable devices. It could take hours or days for authorities to disarm it," reports Yahoo News (...).
This is not your run-of-the-mill crime of passion. It was a carefully planned, heavily funded and technically advanced attack. Who might be behind all this?