the black boxes could be caught in debris, there could be ways they have to cut to get to it. a simple example we re trying to demonstrate here is that you can see that black cable, that wiring in an aircraft is notorious. it could be like almost a maze or a jungle. so trying to cut through it, you have to go piece by piece. let s see if we camden straig demonstrate. jeff, our pilot, will be working on the left-hand side. that s kind of a guillotine cutter. he ll be pumping on that cable, ever so slightly. he is also reporting the hpu, the automatic robotic arm here, which is going to be manipulated