Reply #28: black boxes were [View All]

[RH]

useful to investigation.

Flight 77's data recorder provided altitude, speed, headings and other information.

First you complained that no body parts were to be seen. Now you're complaining that a body part was to be seen. Who do you think you're going to impress with that sort of inconsistent disingenuity?

The cockpit voice recorder was recovered. It was discovered early on Friday September 14th.

Previous experience would not then be so relevant to whether or not it would then have contained anything useful, just as any lack of previous experience of a transponder being out of action would not be so relevant. The circumstance was extraordinary. Microphones may have been interfered with. We simply do not know.