it's also a voice recorder. this data recorder, people joked about it, why don't they make the whole plane out of the black box and we'd be fine. this thing weighs 30 pounds, i'm not kidding. there's the pinger right there. the batteries inside and data recorder records up to and then gets reconditioned or almost re-records over and over and over and then eventually you take this little top off right here, you plug in your connector right to there and all those pins record all of the data that the plane was doing from the pitot tubes, the land speed, ground speed, everything that that pilot sees on that screen is in this box and will be in this box until someone plugs that data recorder entry into that position right there. >> clive, something interesting i've learned from you, the military's black boxes are deployable. they eject when a military