black box

When investigators look through the wreckage of a crashed airplane, one of the first things they search for is the "black box" (which is actually painted orange), because it recorded what happened to the plane during its last half hour of its flight, and also records cockpit conversations during that period of time. Now congress wants cars to carry boxes that record the same type of information. Legislators want to pass a bill in congress that will make these mandatory on all cars by 2015.

However, what they don’t realize is that most cars already record this data if they are involved in an accident, and that this information can be read by anyone who knows how to do it.
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