CNN Erin Burnett OutFront April 10, 2014 03:53:00
What are the changes that have been made to air travel after the past plane disasters, david, do you think? >> well, let's talk about the black boxes for a second. like mary said, they have advanced to about 1970 when they went to -- i guess '76 when they went to a all-digital solid state type environment. before that it was a metal tape that actually scratched the altitude in to this metal tape. so there's been advancements, but since 1978, which is when the deregulation act went in the place it has been difficult as an faa inspector it was difficult for me to mandate any safety requirement. ...
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