Usability Of Car Stereos

For a long time I have wondered how the teams that design car stereos can fail so miserably at making car stereos easy to use. The function of a car stereo is not complicated, and there are few tasks that need to be considered in the design of a car stereo interface. Approximately in order of importance these tasks are;

  1. lower the volume
  2. kill the sound
  3. raise the volume
  4. select the source (e.g. FM, AM, CD, Auxiliary)
  5. skip tracks
  6. change the frequency

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