Tombstone Technology News Today

Cockpit? >> im in favor of anything that enhances safety. and im with richard on a lot of his points. however, a camera can be subject to misinterpretation. i mean we saw what happened with various police videos what really we saw and what really happened cowl be two different things. so the other part of it is heres our fear mostly is pilots is that it can be used as disciplinary type actions rather than something to enhance safety down the road. and then as richard said it becomes what we call...

Sonar to record what it senses on the ocean floor. when the bluefin surfaces the operator can download the data and see images like these. how do i know if im looking at a rock or a black box? >> you have to be a trained sonar analyst. one of the things thats amazing about this technology is over the years the resolution of the system has increased. quite a lot of detail. as you can see right there thats a field of rocks on the left. as the resolution improves and technology gets more efficient ...

Civilian-based, trained pilot what im seeing, but that still being said they can wouldnt have been able to do anything to evade it >> do you want to see the regulatory system changed now in terms of regulating global aviation? do you want to see changes made in the wake of this? >> you know, i mean, any time we have an accident, unfortunately, we still use the adage, tombstone technology, and now, we have got a new threat that we have got to deal. now, weve lost lives and, yes, indeed, of course...

>> reporter: the ntsb determined an explosion in the fuel tank caused the crash, blaming it on a wire that short-circuited. the faa later mandated changes to reduce sparks from faulty wiring. randi kaye, cnn, new york. joining me once again is safety analyst david souci, author of "why planes crash" and les abend. does it seem like change only occurs in the wake of a tragedy, or is the industry proactive? >> i think dave will agree with me this is what we call tombstone technology unfortunatel...

And joining me now, author of why planes crash, and les amend. les, does it seem like changes only occur after a tragedy, but -- >> dave will agree with me. this is called tombstone technology? >> tombstone technology? >> yeah, when something tragic happens then the changes occur. it is traditional for the ntsb and the faa to be at odds once the regulatory agency finds there is probable cause on what happened. >> you agree with that tombstone technology? >> yeah, it is a term that has been used....

Why this? why that? do you think that there will be improvements to come very shortly when it comes to the data that comes from those? and how those machines are con figured and constructed and how long the battery lasts? >> well, its hard to say, but my understanding is the new batteries are going to be 90 days. so that was already in the wo works. i think we be leaning towards a streaming situation with the flight data recorder. i mean, we really have to move in the direction of being proactiv...

Families. >> its one thing for people in the media to be going over theories. this is what investigators are doing. theyre running through every scenario. >> its a crude terminology, but david will agree with me, its called tombstone technology. we learn this from these tragedies, but we do learn something so these people have not gone on or died in vain. >> david gallo, again, from that debris, i know you were working under the water on 447, but it is fascinating even with some pieces of debris...

Because if we all we say is if we dont find what were looking for, we cant learn from this. but we can. we have to speculate, we have to come up with these ideas so that we can determine where the aircraft is. but we cant stop the speculation after that, as painful as it is for the families. >> its one thing for people in the media to be going over theories. this is what investigators are doing. theyre running through every scenario. >> its a crude terminology, but david will agree with me, its ...