off, control inputs and all of the data from the flight. the cockpit voice recorder is not likely to yield as much information because it's on a two-hour loop. >> i raised the issue why? why record over if something sinister is going on, it could be on that recorder in the first two hours of a long flight, not the last two hours. oxygen for passengers is only 15 minutes. that's for them to reach a safe altitude where you don't need it. in terms of this recorder, the fact that the battery life is only 30 days, wouldn't you think in our country at least where we have mit and other schools that train the geniuses of electronics, we could not come up with a 60-day battery? >> yeah. i think there will be developments that come out of this incident. in the world of aviation, they learn something from every