To go from a point A to a point B with a large mass chunk swiftly as possible, you have to accelerate. And you have the this:<br><br><a href="http://www.iop.org/EJ/abstract/1126-6708/2009/04/015">http://www.iop.org/EJ/abstract/1126-6708/2009/04/015</a><br>
<br>A temperature is felt due to any acceleration. But it is the string theory required for the entropy to be increased for that reason.<br>