Charles Spence Quotes
We think the best thing in the future will be to combine vibration plus auditory warning signals. 
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Future | Combine | Vibration | Auditory | Warning |
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Air Jamaica believes in supporting the community because they support us.
- Charles Spence
Vibrations are cheap, they are very personal and they are pleasant compared to sounds. They automatically grab your attention, and they are implicitly directional. If you feel something from your belly you feel it is out there in front, if you feel it in your back you know you should look behind.
- Charles Spence