Tech News 1: Airplane mode: Why don't commercial jets stream their flight recorder data?

[bob_turner]

Shortly after Air France flight 447 took off from Rio De Janeiro in June 2009, it entered a storm, vanished from air control systems, and crashed into the Atlantic Ocean. It took more than 2 years for the wreckage to be found, along with the information it held about what went wrong. So why don't planes just send out flight recorder data constantly throughout a flight?

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