as rene pointed out in here report, angus houston said, described it as a very stable, distinct, clear signal not of natural origin believe to be consistent with the description of a flight data recorder. so it's not as if everyone was on a frolic of their own here. it was very much based on what was being said, but there's no question, if they now, as they sound, do not believe that this is the black box recording, then they have to go back to the only bit of information that they still believe in, which is the inmarsat handshakes and track of the aircraft and where it went down, where they say it went down, and that means a much bigger, much more detailed and a much longer search. >> rene, i remember at the time there were suggestions that maybe those pings weren't from these black boxes but were really from some other device including from the ship, itself. but they seem to reject that at the time. >> that's right. and you know, when you look back at things now, it's almost as if