around, gyroscope of sorts, that would cause the bomb to detonate. that is a level of sophistication that would preclude many people. someone who has experience with these devices and has, i guess, maybe a scientific mind to be able to put that all together. >> so then this package that detona detonated, giving the worker this concussion at the facility, outside san antonio, headed to austin. what do you read into that, anything? >> well, so the first several devices were placed somewhere. this is a new attack vector, so to speak, in that they're using the mailing system, fedex system to get these packages delivered. that makes sense. anyone that hasn't been sleeping the last few weeks in austin is not picking up a random package on their doorstep. they might be more likely to pick it up. maybe that's the idea behind